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Diffstat (limited to 'docs/sqlglot/executor/env.html')
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1 files changed, 285 insertions, 272 deletions
diff --git a/docs/sqlglot/executor/env.html b/docs/sqlglot/executor/env.html index a7ae695..f768f47 100644 --- a/docs/sqlglot/executor/env.html +++ b/docs/sqlglot/executor/env.html @@ -90,182 +90,191 @@ </span><span id="L-5"><a href="#L-5"><span class="linenos"> 5</span></a><span class="kn">from</span> <span class="nn">functools</span> <span class="kn">import</span> <span class="n">wraps</span> </span><span id="L-6"><a href="#L-6"><span class="linenos"> 6</span></a> </span><span id="L-7"><a href="#L-7"><span class="linenos"> 7</span></a><span class="kn">from</span> <span class="nn">sqlglot</span> <span class="kn">import</span> <span class="n">exp</span> -</span><span id="L-8"><a href="#L-8"><span class="linenos"> 8</span></a><span class="kn">from</span> <span class="nn">sqlglot.helper</span> <span class="kn">import</span> <span class="n">PYTHON_VERSION</span> -</span><span id="L-9"><a href="#L-9"><span class="linenos"> 9</span></a> +</span><span id="L-8"><a href="#L-8"><span class="linenos"> 8</span></a><span class="kn">from</span> <span class="nn">sqlglot.generator</span> <span class="kn">import</span> <span class="n">Generator</span> +</span><span id="L-9"><a href="#L-9"><span class="linenos"> 9</span></a><span class="kn">from</span> <span class="nn">sqlglot.helper</span> <span class="kn">import</span> <span class="n">PYTHON_VERSION</span> </span><span id="L-10"><a href="#L-10"><span class="linenos"> 10</span></a> -</span><span id="L-11"><a href="#L-11"><span class="linenos"> 11</span></a><span class="k">class</span> <span class="nc">reverse_key</span><span class="p">:</span> -</span><span id="L-12"><a href="#L-12"><span class="linenos"> 12</span></a> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">obj</span><span class="p">):</span> -</span><span id="L-13"><a href="#L-13"><span class="linenos"> 13</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> <span class="o">=</span> <span class="n">obj</span> -</span><span id="L-14"><a href="#L-14"><span class="linenos"> 14</span></a> -</span><span id="L-15"><a href="#L-15"><span class="linenos"> 15</span></a> <span class="k">def</span> <span class="fm">__eq__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> -</span><span id="L-16"><a href="#L-16"><span class="linenos"> 16</span></a> <span class="k">return</span> <span class="n">other</span><span class="o">.</span><span class="n">obj</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> -</span><span id="L-17"><a href="#L-17"><span class="linenos"> 17</span></a> -</span><span id="L-18"><a href="#L-18"><span class="linenos"> 18</span></a> <span class="k">def</span> <span class="fm">__lt__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> -</span><span id="L-19"><a href="#L-19"><span class="linenos"> 19</span></a> <span class="k">return</span> <span class="n">other</span><span class="o">.</span><span class="n">obj</span> <span class="o"><</span> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> -</span><span id="L-20"><a href="#L-20"><span class="linenos"> 20</span></a> +</span><span id="L-11"><a href="#L-11"><span class="linenos"> 11</span></a> +</span><span id="L-12"><a href="#L-12"><span class="linenos"> 12</span></a><span class="k">class</span> <span class="nc">reverse_key</span><span class="p">:</span> +</span><span id="L-13"><a href="#L-13"><span class="linenos"> 13</span></a> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">obj</span><span class="p">):</span> +</span><span id="L-14"><a href="#L-14"><span class="linenos"> 14</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> <span class="o">=</span> <span class="n">obj</span> +</span><span id="L-15"><a href="#L-15"><span class="linenos"> 15</span></a> +</span><span id="L-16"><a href="#L-16"><span class="linenos"> 16</span></a> <span class="k">def</span> <span class="fm">__eq__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> +</span><span id="L-17"><a href="#L-17"><span class="linenos"> 17</span></a> <span class="k">return</span> <span class="n">other</span><span class="o">.</span><span class="n">obj</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> +</span><span id="L-18"><a href="#L-18"><span class="linenos"> 18</span></a> +</span><span id="L-19"><a href="#L-19"><span class="linenos"> 19</span></a> <span class="k">def</span> <span class="fm">__lt__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> +</span><span id="L-20"><a href="#L-20"><span class="linenos"> 20</span></a> <span class="k">return</span> <span class="n">other</span><span class="o">.</span><span class="n">obj</span> <span class="o"><</span> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> </span><span id="L-21"><a href="#L-21"><span class="linenos"> 21</span></a> -</span><span id="L-22"><a href="#L-22"><span class="linenos"> 22</span></a><span class="k">def</span> <span class="nf">filter_nulls</span><span class="p">(</span><span class="n">func</span><span class="p">,</span> <span class="n">empty_null</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span> -</span><span id="L-23"><a href="#L-23"><span class="linenos"> 23</span></a> <span class="nd">@wraps</span><span class="p">(</span><span class="n">func</span><span class="p">)</span> -</span><span id="L-24"><a href="#L-24"><span class="linenos"> 24</span></a> <span class="k">def</span> <span class="nf">_func</span><span class="p">(</span><span class="n">values</span><span class="p">):</span> -</span><span id="L-25"><a href="#L-25"><span class="linenos"> 25</span></a> <span class="n">filtered</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">v</span> <span class="k">for</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">values</span> <span class="k">if</span> <span class="n">v</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">)</span> -</span><span id="L-26"><a href="#L-26"><span class="linenos"> 26</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">filtered</span> <span class="ow">and</span> <span class="n">empty_null</span><span class="p">:</span> -</span><span id="L-27"><a href="#L-27"><span class="linenos"> 27</span></a> <span class="k">return</span> <span class="kc">None</span> -</span><span id="L-28"><a href="#L-28"><span class="linenos"> 28</span></a> <span class="k">return</span> <span class="n">func</span><span class="p">(</span><span class="n">filtered</span><span class="p">)</span> -</span><span id="L-29"><a href="#L-29"><span class="linenos"> 29</span></a> -</span><span id="L-30"><a href="#L-30"><span class="linenos"> 30</span></a> <span class="k">return</span> <span class="n">_func</span> -</span><span id="L-31"><a href="#L-31"><span class="linenos"> 31</span></a> +</span><span id="L-22"><a href="#L-22"><span class="linenos"> 22</span></a> +</span><span id="L-23"><a href="#L-23"><span class="linenos"> 23</span></a><span class="k">def</span> <span class="nf">filter_nulls</span><span class="p">(</span><span class="n">func</span><span class="p">,</span> <span class="n">empty_null</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span> +</span><span id="L-24"><a href="#L-24"><span class="linenos"> 24</span></a> <span class="nd">@wraps</span><span class="p">(</span><span class="n">func</span><span class="p">)</span> +</span><span id="L-25"><a href="#L-25"><span class="linenos"> 25</span></a> <span class="k">def</span> <span class="nf">_func</span><span class="p">(</span><span class="n">values</span><span class="p">):</span> +</span><span id="L-26"><a href="#L-26"><span class="linenos"> 26</span></a> <span class="n">filtered</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">v</span> <span class="k">for</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">values</span> <span class="k">if</span> <span class="n">v</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">)</span> +</span><span id="L-27"><a href="#L-27"><span class="linenos"> 27</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">filtered</span> <span class="ow">and</span> <span class="n">empty_null</span><span class="p">:</span> +</span><span id="L-28"><a href="#L-28"><span class="linenos"> 28</span></a> <span class="k">return</span> <span class="kc">None</span> +</span><span id="L-29"><a href="#L-29"><span class="linenos"> 29</span></a> <span class="k">return</span> <span class="n">func</span><span class="p">(</span><span class="n">filtered</span><span class="p">)</span> +</span><span id="L-30"><a href="#L-30"><span class="linenos"> 30</span></a> +</span><span id="L-31"><a href="#L-31"><span class="linenos"> 31</span></a> <span class="k">return</span> <span class="n">_func</span> </span><span id="L-32"><a href="#L-32"><span class="linenos"> 32</span></a> -</span><span id="L-33"><a href="#L-33"><span class="linenos"> 33</span></a><span class="k">def</span> <span class="nf">null_if_any</span><span class="p">(</span><span class="o">*</span><span class="n">required</span><span class="p">):</span> -</span><span id="L-34"><a href="#L-34"><span class="linenos"> 34</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="L-35"><a href="#L-35"><span class="linenos"> 35</span></a><span class="sd"> Decorator that makes a function return `None` if any of the `required` arguments are `None`.</span> -</span><span id="L-36"><a href="#L-36"><span class="linenos"> 36</span></a> -</span><span id="L-37"><a href="#L-37"><span class="linenos"> 37</span></a><span class="sd"> This also supports decoration with no arguments, e.g.:</span> -</span><span id="L-38"><a href="#L-38"><span class="linenos"> 38</span></a> -</span><span id="L-39"><a href="#L-39"><span class="linenos"> 39</span></a><span class="sd"> @null_if_any</span> -</span><span id="L-40"><a href="#L-40"><span class="linenos"> 40</span></a><span class="sd"> def foo(a, b): ...</span> -</span><span id="L-41"><a href="#L-41"><span class="linenos"> 41</span></a> -</span><span id="L-42"><a href="#L-42"><span class="linenos"> 42</span></a><span class="sd"> In which case all arguments are required.</span> -</span><span id="L-43"><a href="#L-43"><span class="linenos"> 43</span></a><span class="sd"> """</span> -</span><span id="L-44"><a href="#L-44"><span class="linenos"> 44</span></a> <span class="n">f</span> <span class="o">=</span> <span class="kc">None</span> -</span><span id="L-45"><a href="#L-45"><span class="linenos"> 45</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">required</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span> <span class="ow">and</span> <span class="nb">callable</span><span class="p">(</span><span class="n">required</span><span class="p">[</span><span class="mi">0</span><span class="p">]):</span> -</span><span id="L-46"><a href="#L-46"><span class="linenos"> 46</span></a> <span class="n">f</span> <span class="o">=</span> <span class="n">required</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> -</span><span id="L-47"><a href="#L-47"><span class="linenos"> 47</span></a> <span class="n">required</span> <span class="o">=</span> <span class="p">()</span> -</span><span id="L-48"><a href="#L-48"><span class="linenos"> 48</span></a> -</span><span id="L-49"><a href="#L-49"><span class="linenos"> 49</span></a> <span class="k">def</span> <span class="nf">decorator</span><span class="p">(</span><span class="n">func</span><span class="p">):</span> -</span><span id="L-50"><a href="#L-50"><span class="linenos"> 50</span></a> <span class="k">if</span> <span class="n">required</span><span class="p">:</span> -</span><span id="L-51"><a href="#L-51"><span class="linenos"> 51</span></a> <span class="n">required_indices</span> <span class="o">=</span> <span class="p">[</span> -</span><span id="L-52"><a href="#L-52"><span class="linenos"> 52</span></a> <span class="n">i</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">param</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">inspect</span><span class="o">.</span><span class="n">signature</span><span class="p">(</span><span class="n">func</span><span class="p">)</span><span class="o">.</span><span class="n">parameters</span><span class="p">)</span> <span class="k">if</span> <span class="n">param</span> <span class="ow">in</span> <span class="n">required</span> -</span><span id="L-53"><a href="#L-53"><span class="linenos"> 53</span></a> <span class="p">]</span> -</span><span id="L-54"><a href="#L-54"><span class="linenos"> 54</span></a> -</span><span id="L-55"><a href="#L-55"><span class="linenos"> 55</span></a> <span class="k">def</span> <span class="nf">predicate</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> -</span><span id="L-56"><a href="#L-56"><span class="linenos"> 56</span></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span><span class="n">args</span><span class="p">[</span><span class="n">i</span><span class="p">]</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="n">required_indices</span><span class="p">)</span> -</span><span id="L-57"><a href="#L-57"><span class="linenos"> 57</span></a> -</span><span id="L-58"><a href="#L-58"><span class="linenos"> 58</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a> -</span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</span></a> <span class="k">def</span> <span class="nf">predicate</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> -</span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span><span class="n">a</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="n">args</span><span class="p">)</span> -</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a> -</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a> <span class="nd">@wraps</span><span class="p">(</span><span class="n">func</span><span class="p">)</span> -</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a> <span class="k">def</span> <span class="nf">_func</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> -</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a> <span class="k">if</span> <span class="n">predicate</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> -</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a> <span class="k">return</span> <span class="kc">None</span> -</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a> <span class="k">return</span> <span class="n">func</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">)</span> -</span><span id="L-68"><a href="#L-68"><span class="linenos"> 68</span></a> -</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a> <span class="k">return</span> <span class="n">_func</span> -</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a> -</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a> <span class="k">if</span> <span class="n">f</span><span class="p">:</span> -</span><span id="L-72"><a href="#L-72"><span class="linenos"> 72</span></a> <span class="k">return</span> <span class="n">decorator</span><span class="p">(</span><span class="n">f</span><span class="p">)</span> -</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a> -</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a> <span class="k">return</span> <span class="n">decorator</span> -</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a> +</span><span id="L-33"><a href="#L-33"><span class="linenos"> 33</span></a> +</span><span id="L-34"><a href="#L-34"><span class="linenos"> 34</span></a><span class="k">def</span> <span class="nf">null_if_any</span><span class="p">(</span><span class="o">*</span><span class="n">required</span><span class="p">):</span> +</span><span id="L-35"><a href="#L-35"><span class="linenos"> 35</span></a><span class="w"> </span><span class="sd">"""</span> +</span><span id="L-36"><a href="#L-36"><span class="linenos"> 36</span></a><span class="sd"> Decorator that makes a function return `None` if any of the `required` arguments are `None`.</span> +</span><span id="L-37"><a href="#L-37"><span class="linenos"> 37</span></a> +</span><span id="L-38"><a href="#L-38"><span class="linenos"> 38</span></a><span class="sd"> This also supports decoration with no arguments, e.g.:</span> +</span><span id="L-39"><a href="#L-39"><span class="linenos"> 39</span></a> +</span><span id="L-40"><a href="#L-40"><span class="linenos"> 40</span></a><span class="sd"> @null_if_any</span> +</span><span id="L-41"><a href="#L-41"><span class="linenos"> 41</span></a><span class="sd"> def foo(a, b): ...</span> +</span><span id="L-42"><a href="#L-42"><span class="linenos"> 42</span></a> +</span><span id="L-43"><a href="#L-43"><span class="linenos"> 43</span></a><span class="sd"> In which case all arguments are required.</span> +</span><span id="L-44"><a href="#L-44"><span class="linenos"> 44</span></a><span class="sd"> """</span> +</span><span id="L-45"><a href="#L-45"><span class="linenos"> 45</span></a> <span class="n">f</span> <span class="o">=</span> <span class="kc">None</span> +</span><span id="L-46"><a href="#L-46"><span class="linenos"> 46</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">required</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span> <span class="ow">and</span> <span class="nb">callable</span><span class="p">(</span><span class="n">required</span><span class="p">[</span><span class="mi">0</span><span class="p">]):</span> +</span><span id="L-47"><a href="#L-47"><span class="linenos"> 47</span></a> <span class="n">f</span> <span class="o">=</span> <span class="n">required</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> +</span><span id="L-48"><a href="#L-48"><span class="linenos"> 48</span></a> <span class="n">required</span> <span class="o">=</span> <span class="p">()</span> +</span><span id="L-49"><a href="#L-49"><span class="linenos"> 49</span></a> +</span><span id="L-50"><a href="#L-50"><span class="linenos"> 50</span></a> <span class="k">def</span> <span class="nf">decorator</span><span class="p">(</span><span class="n">func</span><span class="p">):</span> +</span><span id="L-51"><a href="#L-51"><span class="linenos"> 51</span></a> <span class="k">if</span> <span class="n">required</span><span class="p">:</span> +</span><span id="L-52"><a href="#L-52"><span class="linenos"> 52</span></a> <span class="n">required_indices</span> <span class="o">=</span> <span class="p">[</span> +</span><span id="L-53"><a href="#L-53"><span class="linenos"> 53</span></a> <span class="n">i</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">param</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">inspect</span><span class="o">.</span><span class="n">signature</span><span class="p">(</span><span class="n">func</span><span class="p">)</span><span class="o">.</span><span class="n">parameters</span><span class="p">)</span> <span class="k">if</span> <span class="n">param</span> <span class="ow">in</span> <span class="n">required</span> +</span><span id="L-54"><a href="#L-54"><span class="linenos"> 54</span></a> <span class="p">]</span> +</span><span id="L-55"><a href="#L-55"><span class="linenos"> 55</span></a> +</span><span id="L-56"><a href="#L-56"><span class="linenos"> 56</span></a> <span class="k">def</span> <span class="nf">predicate</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> +</span><span id="L-57"><a href="#L-57"><span class="linenos"> 57</span></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span><span class="n">args</span><span class="p">[</span><span class="n">i</span><span class="p">]</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="n">required_indices</span><span class="p">)</span> +</span><span id="L-58"><a href="#L-58"><span class="linenos"> 58</span></a> +</span><span id="L-59"><a href="#L-59"><span class="linenos"> 59</span></a> <span class="k">else</span><span class="p">:</span> +</span><span id="L-60"><a href="#L-60"><span class="linenos"> 60</span></a> +</span><span id="L-61"><a href="#L-61"><span class="linenos"> 61</span></a> <span class="k">def</span> <span class="nf">predicate</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> +</span><span id="L-62"><a href="#L-62"><span class="linenos"> 62</span></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span><span class="n">a</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="n">args</span><span class="p">)</span> +</span><span id="L-63"><a href="#L-63"><span class="linenos"> 63</span></a> +</span><span id="L-64"><a href="#L-64"><span class="linenos"> 64</span></a> <span class="nd">@wraps</span><span class="p">(</span><span class="n">func</span><span class="p">)</span> +</span><span id="L-65"><a href="#L-65"><span class="linenos"> 65</span></a> <span class="k">def</span> <span class="nf">_func</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> +</span><span id="L-66"><a href="#L-66"><span class="linenos"> 66</span></a> <span class="k">if</span> <span class="n">predicate</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> +</span><span id="L-67"><a href="#L-67"><span class="linenos"> 67</span></a> <span class="k">return</span> <span class="kc">None</span> +</span><span id="L-68"><a href="#L-68"><span class="linenos"> 68</span></a> <span class="k">return</span> <span class="n">func</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">)</span> +</span><span id="L-69"><a href="#L-69"><span class="linenos"> 69</span></a> +</span><span id="L-70"><a href="#L-70"><span class="linenos"> 70</span></a> <span class="k">return</span> <span class="n">_func</span> +</span><span id="L-71"><a href="#L-71"><span class="linenos"> 71</span></a> +</span><span id="L-72"><a href="#L-72"><span class="linenos"> 72</span></a> <span class="k">if</span> <span class="n">f</span><span class="p">:</span> +</span><span id="L-73"><a href="#L-73"><span class="linenos"> 73</span></a> <span class="k">return</span> <span class="n">decorator</span><span class="p">(</span><span class="n">f</span><span class="p">)</span> +</span><span id="L-74"><a href="#L-74"><span class="linenos"> 74</span></a> +</span><span id="L-75"><a href="#L-75"><span class="linenos"> 75</span></a> <span class="k">return</span> <span class="n">decorator</span> </span><span id="L-76"><a href="#L-76"><span class="linenos"> 76</span></a> -</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a><span class="nd">@null_if_any</span><span class="p">(</span><span class="s2">"substr"</span><span class="p">,</span> <span class="s2">"this"</span><span class="p">)</span> -</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a><span class="k">def</span> <span class="nf">str_position</span><span class="p">(</span><span class="n">substr</span><span class="p">,</span> <span class="n">this</span><span class="p">,</span> <span class="n">position</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span> -</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a> <span class="n">position</span> <span class="o">=</span> <span class="n">position</span> <span class="o">-</span> <span class="mi">1</span> <span class="k">if</span> <span class="n">position</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">position</span> -</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a> <span class="k">return</span> <span class="n">this</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">substr</span><span class="p">,</span> <span class="n">position</span><span class="p">)</span> <span class="o">+</span> <span class="mi">1</span> -</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a> +</span><span id="L-77"><a href="#L-77"><span class="linenos"> 77</span></a> +</span><span id="L-78"><a href="#L-78"><span class="linenos"> 78</span></a><span class="nd">@null_if_any</span><span class="p">(</span><span class="s2">"substr"</span><span class="p">,</span> <span class="s2">"this"</span><span class="p">)</span> +</span><span id="L-79"><a href="#L-79"><span class="linenos"> 79</span></a><span class="k">def</span> <span class="nf">str_position</span><span class="p">(</span><span class="n">substr</span><span class="p">,</span> <span class="n">this</span><span class="p">,</span> <span class="n">position</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span> +</span><span id="L-80"><a href="#L-80"><span class="linenos"> 80</span></a> <span class="n">position</span> <span class="o">=</span> <span class="n">position</span> <span class="o">-</span> <span class="mi">1</span> <span class="k">if</span> <span class="n">position</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">position</span> +</span><span id="L-81"><a href="#L-81"><span class="linenos"> 81</span></a> <span class="k">return</span> <span class="n">this</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">substr</span><span class="p">,</span> <span class="n">position</span><span class="p">)</span> <span class="o">+</span> <span class="mi">1</span> </span><span id="L-82"><a href="#L-82"><span class="linenos"> 82</span></a> -</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a><span class="nd">@null_if_any</span><span class="p">(</span><span class="s2">"this"</span><span class="p">)</span> -</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a><span class="k">def</span> <span class="nf">substring</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">start</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">length</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span> -</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a> <span class="k">if</span> <span class="n">start</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span> -</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a> <span class="k">return</span> <span class="n">this</span> -</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a> <span class="k">elif</span> <span class="n">start</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span> -</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a> <span class="k">return</span> <span class="s2">""</span> -</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a> <span class="k">elif</span> <span class="n">start</span> <span class="o"><</span> <span class="mi">0</span><span class="p">:</span> -</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a> <span class="n">start</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> <span class="o">+</span> <span class="n">start</span> -</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a> <span class="n">start</span> <span class="o">-=</span> <span class="mi">1</span> -</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a> -</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a> <span class="n">end</span> <span class="o">=</span> <span class="kc">None</span> <span class="k">if</span> <span class="n">length</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">start</span> <span class="o">+</span> <span class="n">length</span> -</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a> -</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a> <span class="k">return</span> <span class="n">this</span><span class="p">[</span><span class="n">start</span><span class="p">:</span><span class="n">end</span><span class="p">]</span> -</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a> +</span><span id="L-83"><a href="#L-83"><span class="linenos"> 83</span></a> +</span><span id="L-84"><a href="#L-84"><span class="linenos"> 84</span></a><span class="nd">@null_if_any</span><span class="p">(</span><span class="s2">"this"</span><span class="p">)</span> +</span><span id="L-85"><a href="#L-85"><span class="linenos"> 85</span></a><span class="k">def</span> <span class="nf">substring</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">start</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">length</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span> +</span><span id="L-86"><a href="#L-86"><span class="linenos"> 86</span></a> <span class="k">if</span> <span class="n">start</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span> +</span><span id="L-87"><a href="#L-87"><span class="linenos"> 87</span></a> <span class="k">return</span> <span class="n">this</span> +</span><span id="L-88"><a href="#L-88"><span class="linenos"> 88</span></a> <span class="k">elif</span> <span class="n">start</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span> +</span><span id="L-89"><a href="#L-89"><span class="linenos"> 89</span></a> <span class="k">return</span> <span class="s2">""</span> +</span><span id="L-90"><a href="#L-90"><span class="linenos"> 90</span></a> <span class="k">elif</span> <span class="n">start</span> <span class="o"><</span> <span class="mi">0</span><span class="p">:</span> +</span><span id="L-91"><a href="#L-91"><span class="linenos"> 91</span></a> <span class="n">start</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> <span class="o">+</span> <span class="n">start</span> +</span><span id="L-92"><a href="#L-92"><span class="linenos"> 92</span></a> <span class="k">else</span><span class="p">:</span> +</span><span id="L-93"><a href="#L-93"><span class="linenos"> 93</span></a> <span class="n">start</span> <span class="o">-=</span> <span class="mi">1</span> +</span><span id="L-94"><a href="#L-94"><span class="linenos"> 94</span></a> +</span><span id="L-95"><a href="#L-95"><span class="linenos"> 95</span></a> <span class="n">end</span> <span class="o">=</span> <span class="kc">None</span> <span class="k">if</span> <span class="n">length</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">start</span> <span class="o">+</span> <span class="n">length</span> +</span><span id="L-96"><a href="#L-96"><span class="linenos"> 96</span></a> +</span><span id="L-97"><a href="#L-97"><span class="linenos"> 97</span></a> <span class="k">return</span> <span class="n">this</span><span class="p">[</span><span class="n">start</span><span class="p">:</span><span class="n">end</span><span class="p">]</span> </span><span id="L-98"><a href="#L-98"><span class="linenos"> 98</span></a> -</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a><span class="nd">@null_if_any</span> -</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a><span class="k">def</span> <span class="nf">cast</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">to</span><span class="p">):</span> -</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span> -</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> -</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span> -</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> -</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">TEXT_TYPES</span><span class="p">:</span> -</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a> <span class="k">return</span> <span class="nb">str</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> -</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="p">{</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">}:</span> -</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a> <span class="k">return</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> -</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">NUMERIC_TYPES</span><span class="p">:</span> -</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a> <span class="k">return</span> <span class="nb">int</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> -</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a> <span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"Casting to '</span><span class="si">{</span><span class="n">to</span><span class="si">}</span><span class="s2">' not implemented."</span><span class="p">)</span> -</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a> -</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a> -</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a><span class="k">def</span> <span class="nf">ordered</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">desc</span><span class="p">,</span> <span class="n">nulls_first</span><span class="p">):</span> -</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a> <span class="k">if</span> <span class="n">desc</span><span class="p">:</span> -</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a> <span class="k">return</span> <span class="n">reverse_key</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> -</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a> <span class="k">return</span> <span class="n">this</span> -</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a> -</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a> -</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a><span class="nd">@null_if_any</span> -</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a><span class="k">def</span> <span class="nf">interval</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">unit</span><span class="p">):</span> -</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"DAY"</span><span class="p">:</span> -</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">timedelta</span><span class="p">(</span><span class="n">days</span><span class="o">=</span><span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">))</span> -</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a> <span class="k">raise</span> <span class="ne">NotImplementedError</span> -</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a> -</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a> -</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a><span class="n">ENV</span> <span class="o">=</span> <span class="p">{</span> -</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a> <span class="s2">"exp"</span><span class="p">:</span> <span class="n">exp</span><span class="p">,</span> -</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> <span class="c1"># aggs</span> -</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a> <span class="s2">"ARRAYAGG"</span><span class="p">:</span> <span class="nb">list</span><span class="p">,</span> -</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a> <span class="s2">"AVG"</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="n">statistics</span><span class="o">.</span><span class="n">fmean</span> <span class="k">if</span> <span class="n">PYTHON_VERSION</span> <span class="o">>=</span> <span class="p">(</span><span class="mi">3</span><span class="p">,</span> <span class="mi">8</span><span class="p">)</span> <span class="k">else</span> <span class="n">statistics</span><span class="o">.</span><span class="n">mean</span><span class="p">),</span> <span class="c1"># type: ignore</span> -</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a> <span class="s2">"COUNT"</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="k">lambda</span> <span class="n">acc</span><span class="p">:</span> <span class="nb">sum</span><span class="p">(</span><span class="mi">1</span> <span class="k">for</span> <span class="n">_</span> <span class="ow">in</span> <span class="n">acc</span><span class="p">),</span> <span class="kc">False</span><span class="p">),</span> -</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a> <span class="s2">"MAX"</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="nb">max</span><span class="p">),</span> -</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a> <span class="s2">"MIN"</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="nb">min</span><span class="p">),</span> -</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a> <span class="s2">"SUM"</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="nb">sum</span><span class="p">),</span> -</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a> <span class="c1"># scalar functions</span> -</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a> <span class="s2">"ABS"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">:</span> <span class="nb">abs</span><span class="p">(</span><span class="n">this</span><span class="p">)),</span> -</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a> <span class="s2">"ADD"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">+</span> <span class="n">this</span><span class="p">),</span> -</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a> <span class="s2">"ARRAYANY"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arr</span><span class="p">,</span> <span class="n">func</span><span class="p">:</span> <span class="nb">any</span><span class="p">(</span><span class="n">func</span><span class="p">(</span><span class="n">e</span><span class="p">)</span> <span class="k">for</span> <span class="n">e</span> <span class="ow">in</span> <span class="n">arr</span><span class="p">)),</span> -</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a> <span class="s2">"BETWEEN"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">low</span><span class="p">,</span> <span class="n">high</span><span class="p">:</span> <span class="n">low</span> <span class="o"><=</span> <span class="n">this</span> <span class="ow">and</span> <span class="n">this</span> <span class="o"><=</span> <span class="n">high</span><span class="p">),</span> -</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="s2">"BITWISEAND"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&</span> <span class="n">e</span><span class="p">),</span> -</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a> <span class="s2">"BITWISELEFTSHIFT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o"><<</span> <span class="n">e</span><span class="p">),</span> -</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a> <span class="s2">"BITWISEOR"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">|</span> <span class="n">e</span><span class="p">),</span> -</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a> <span class="s2">"BITWISERIGHTSHIFT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">>></span> <span class="n">e</span><span class="p">),</span> -</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a> <span class="s2">"BITWISEXOR"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">^</span> <span class="n">e</span><span class="p">),</span> -</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a> <span class="s2">"CAST"</span><span class="p">:</span> <span class="n">cast</span><span class="p">,</span> -</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a> <span class="s2">"COALESCE"</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="nb">next</span><span class="p">((</span><span class="n">a</span> <span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="n">args</span> <span class="k">if</span> <span class="n">a</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">),</span> <span class="kc">None</span><span class="p">),</span> -</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a> <span class="s2">"CONCAT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="s2">""</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">args</span><span class="p">)),</span> -</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a> <span class="s2">"CONCATWS"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="n">this</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">args</span><span class="p">)),</span> -</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="s2">"DIV"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">/</span> <span class="n">this</span><span class="p">),</span> -</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="s2">"EQ"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">==</span> <span class="n">e</span><span class="p">),</span> -</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a> <span class="s2">"EXTRACT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="nb">getattr</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">)),</span> -</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a> <span class="s2">"GT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">></span> <span class="n">e</span><span class="p">),</span> -</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a> <span class="s2">"GTE"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">>=</span> <span class="n">e</span><span class="p">),</span> -</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a> <span class="s2">"IFNULL"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">alt</span><span class="p">:</span> <span class="n">alt</span> <span class="k">if</span> <span class="n">e</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">e</span><span class="p">,</span> -</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a> <span class="s2">"IF"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">predicate</span><span class="p">,</span> <span class="n">true</span><span class="p">,</span> <span class="n">false</span><span class="p">:</span> <span class="n">true</span> <span class="k">if</span> <span class="n">predicate</span> <span class="k">else</span> <span class="n">false</span><span class="p">,</span> -</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a> <span class="s2">"INTDIV"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">//</span> <span class="n">this</span><span class="p">),</span> -</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a> <span class="s2">"INTERVAL"</span><span class="p">:</span> <span class="n">interval</span><span class="p">,</span> -</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a> <span class="s2">"LIKE"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span> -</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a> <span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="nb">bool</span><span class="p">(</span><span class="n">re</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s2">"_"</span><span class="p">,</span> <span class="s2">"."</span><span class="p">)</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s2">"%"</span><span class="p">,</span> <span class="s2">".*"</span><span class="p">),</span> <span class="n">this</span><span class="p">))</span> -</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a> <span class="p">),</span> -</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> <span class="s2">"LOWER"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">lower</span><span class="p">()),</span> -</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a> <span class="s2">"LT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o"><</span> <span class="n">e</span><span class="p">),</span> -</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a> <span class="s2">"LTE"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o"><=</span> <span class="n">e</span><span class="p">),</span> -</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a> <span class="s2">"MOD"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">%</span> <span class="n">this</span><span class="p">),</span> -</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a> <span class="s2">"MUL"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">*</span> <span class="n">this</span><span class="p">),</span> -</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a> <span class="s2">"NEQ"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">!=</span> <span class="n">e</span><span class="p">),</span> -</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> <span class="s2">"ORD"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="nb">ord</span><span class="p">),</span> -</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="s2">"ORDERED"</span><span class="p">:</span> <span class="n">ordered</span><span class="p">,</span> -</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> <span class="s2">"POW"</span><span class="p">:</span> <span class="nb">pow</span><span class="p">,</span> -</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a> <span class="s2">"STRPOSITION"</span><span class="p">:</span> <span class="n">str_position</span><span class="p">,</span> -</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="s2">"SUB"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">-</span> <span class="n">this</span><span class="p">),</span> -</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> <span class="s2">"SUBSTRING"</span><span class="p">:</span> <span class="n">substring</span><span class="p">,</span> -</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a> <span class="s2">"TIMESTRTOTIME"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">arg</span><span class="p">)),</span> -</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a> <span class="s2">"UPPER"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">upper</span><span class="p">()),</span> -</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> <span class="s2">"YEAR"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">year</span><span class="p">),</span> -</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="s2">"MONTH"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">month</span><span class="p">),</span> -</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a> <span class="s2">"DAY"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">day</span><span class="p">),</span> -</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="s2">"CURRENTDATETIME"</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">,</span> -</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="s2">"CURRENTTIMESTAMP"</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">,</span> -</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> <span class="s2">"CURRENTTIME"</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">,</span> -</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> <span class="s2">"CURRENTDATE"</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">today</span><span class="p">,</span> -</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a><span class="p">}</span> +</span><span id="L-99"><a href="#L-99"><span class="linenos"> 99</span></a> +</span><span id="L-100"><a href="#L-100"><span class="linenos">100</span></a><span class="nd">@null_if_any</span> +</span><span id="L-101"><a href="#L-101"><span class="linenos">101</span></a><span class="k">def</span> <span class="nf">cast</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">to</span><span class="p">):</span> +</span><span id="L-102"><a href="#L-102"><span class="linenos">102</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span> +</span><span id="L-103"><a href="#L-103"><span class="linenos">103</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="L-104"><a href="#L-104"><span class="linenos">104</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span> +</span><span id="L-105"><a href="#L-105"><span class="linenos">105</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="L-106"><a href="#L-106"><span class="linenos">106</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span><span class="p">:</span> +</span><span id="L-107"><a href="#L-107"><span class="linenos">107</span></a> <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="L-108"><a href="#L-108"><span class="linenos">108</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">TEXT_TYPES</span><span class="p">:</span> +</span><span id="L-109"><a href="#L-109"><span class="linenos">109</span></a> <span class="k">return</span> <span class="nb">str</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="L-110"><a href="#L-110"><span class="linenos">110</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="p">{</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">}:</span> +</span><span id="L-111"><a href="#L-111"><span class="linenos">111</span></a> <span class="k">return</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="L-112"><a href="#L-112"><span class="linenos">112</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">NUMERIC_TYPES</span><span class="p">:</span> +</span><span id="L-113"><a href="#L-113"><span class="linenos">113</span></a> <span class="k">return</span> <span class="nb">int</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="L-114"><a href="#L-114"><span class="linenos">114</span></a> <span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"Casting to '</span><span class="si">{</span><span class="n">to</span><span class="si">}</span><span class="s2">' not implemented."</span><span class="p">)</span> +</span><span id="L-115"><a href="#L-115"><span class="linenos">115</span></a> +</span><span id="L-116"><a href="#L-116"><span class="linenos">116</span></a> +</span><span id="L-117"><a href="#L-117"><span class="linenos">117</span></a><span class="k">def</span> <span class="nf">ordered</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">desc</span><span class="p">,</span> <span class="n">nulls_first</span><span class="p">):</span> +</span><span id="L-118"><a href="#L-118"><span class="linenos">118</span></a> <span class="k">if</span> <span class="n">desc</span><span class="p">:</span> +</span><span id="L-119"><a href="#L-119"><span class="linenos">119</span></a> <span class="k">return</span> <span class="n">reverse_key</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="L-120"><a href="#L-120"><span class="linenos">120</span></a> <span class="k">return</span> <span class="n">this</span> +</span><span id="L-121"><a href="#L-121"><span class="linenos">121</span></a> +</span><span id="L-122"><a href="#L-122"><span class="linenos">122</span></a> +</span><span id="L-123"><a href="#L-123"><span class="linenos">123</span></a><span class="nd">@null_if_any</span> +</span><span id="L-124"><a href="#L-124"><span class="linenos">124</span></a><span class="k">def</span> <span class="nf">interval</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">unit</span><span class="p">):</span> +</span><span id="L-125"><a href="#L-125"><span class="linenos">125</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> +</span><span id="L-126"><a href="#L-126"><span class="linenos">126</span></a> <span class="n">plural</span> <span class="o">=</span> <span class="n">unit</span> <span class="o">+</span> <span class="s2">"s"</span> +</span><span id="L-127"><a href="#L-127"><span class="linenos">127</span></a> <span class="k">if</span> <span class="n">plural</span> <span class="ow">in</span> <span class="n">Generator</span><span class="o">.</span><span class="n">TIME_PART_SINGULARS</span><span class="p">:</span> +</span><span id="L-128"><a href="#L-128"><span class="linenos">128</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">plural</span> +</span><span id="L-129"><a href="#L-129"><span class="linenos">129</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">timedelta</span><span class="p">(</span><span class="o">**</span><span class="p">{</span><span class="n">unit</span><span class="p">:</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)})</span> +</span><span id="L-130"><a href="#L-130"><span class="linenos">130</span></a> +</span><span id="L-131"><a href="#L-131"><span class="linenos">131</span></a> +</span><span id="L-132"><a href="#L-132"><span class="linenos">132</span></a><span class="n">ENV</span> <span class="o">=</span> <span class="p">{</span> +</span><span id="L-133"><a href="#L-133"><span class="linenos">133</span></a> <span class="s2">"exp"</span><span class="p">:</span> <span class="n">exp</span><span class="p">,</span> +</span><span id="L-134"><a href="#L-134"><span class="linenos">134</span></a> <span class="c1"># aggs</span> +</span><span id="L-135"><a href="#L-135"><span class="linenos">135</span></a> <span class="s2">"ARRAYAGG"</span><span class="p">:</span> <span class="nb">list</span><span class="p">,</span> +</span><span id="L-136"><a href="#L-136"><span class="linenos">136</span></a> <span class="s2">"AVG"</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="n">statistics</span><span class="o">.</span><span class="n">fmean</span> <span class="k">if</span> <span class="n">PYTHON_VERSION</span> <span class="o">>=</span> <span class="p">(</span><span class="mi">3</span><span class="p">,</span> <span class="mi">8</span><span class="p">)</span> <span class="k">else</span> <span class="n">statistics</span><span class="o">.</span><span class="n">mean</span><span class="p">),</span> <span class="c1"># type: ignore</span> +</span><span id="L-137"><a href="#L-137"><span class="linenos">137</span></a> <span class="s2">"COUNT"</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="k">lambda</span> <span class="n">acc</span><span class="p">:</span> <span class="nb">sum</span><span class="p">(</span><span class="mi">1</span> <span class="k">for</span> <span class="n">_</span> <span class="ow">in</span> <span class="n">acc</span><span class="p">),</span> <span class="kc">False</span><span class="p">),</span> +</span><span id="L-138"><a href="#L-138"><span class="linenos">138</span></a> <span class="s2">"MAX"</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="nb">max</span><span class="p">),</span> +</span><span id="L-139"><a href="#L-139"><span class="linenos">139</span></a> <span class="s2">"MIN"</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="nb">min</span><span class="p">),</span> +</span><span id="L-140"><a href="#L-140"><span class="linenos">140</span></a> <span class="s2">"SUM"</span><span class="p">:</span> <span class="n">filter_nulls</span><span class="p">(</span><span class="nb">sum</span><span class="p">),</span> +</span><span id="L-141"><a href="#L-141"><span class="linenos">141</span></a> <span class="c1"># scalar functions</span> +</span><span id="L-142"><a href="#L-142"><span class="linenos">142</span></a> <span class="s2">"ABS"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">:</span> <span class="nb">abs</span><span class="p">(</span><span class="n">this</span><span class="p">)),</span> +</span><span id="L-143"><a href="#L-143"><span class="linenos">143</span></a> <span class="s2">"ADD"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">+</span> <span class="n">this</span><span class="p">),</span> +</span><span id="L-144"><a href="#L-144"><span class="linenos">144</span></a> <span class="s2">"ARRAYANY"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arr</span><span class="p">,</span> <span class="n">func</span><span class="p">:</span> <span class="nb">any</span><span class="p">(</span><span class="n">func</span><span class="p">(</span><span class="n">e</span><span class="p">)</span> <span class="k">for</span> <span class="n">e</span> <span class="ow">in</span> <span class="n">arr</span><span class="p">)),</span> +</span><span id="L-145"><a href="#L-145"><span class="linenos">145</span></a> <span class="s2">"BETWEEN"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">low</span><span class="p">,</span> <span class="n">high</span><span class="p">:</span> <span class="n">low</span> <span class="o"><=</span> <span class="n">this</span> <span class="ow">and</span> <span class="n">this</span> <span class="o"><=</span> <span class="n">high</span><span class="p">),</span> +</span><span id="L-146"><a href="#L-146"><span class="linenos">146</span></a> <span class="s2">"BITWISEAND"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">&</span> <span class="n">e</span><span class="p">),</span> +</span><span id="L-147"><a href="#L-147"><span class="linenos">147</span></a> <span class="s2">"BITWISELEFTSHIFT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o"><<</span> <span class="n">e</span><span class="p">),</span> +</span><span id="L-148"><a href="#L-148"><span class="linenos">148</span></a> <span class="s2">"BITWISEOR"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">|</span> <span class="n">e</span><span class="p">),</span> +</span><span id="L-149"><a href="#L-149"><span class="linenos">149</span></a> <span class="s2">"BITWISERIGHTSHIFT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">>></span> <span class="n">e</span><span class="p">),</span> +</span><span id="L-150"><a href="#L-150"><span class="linenos">150</span></a> <span class="s2">"BITWISEXOR"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">^</span> <span class="n">e</span><span class="p">),</span> +</span><span id="L-151"><a href="#L-151"><span class="linenos">151</span></a> <span class="s2">"CAST"</span><span class="p">:</span> <span class="n">cast</span><span class="p">,</span> +</span><span id="L-152"><a href="#L-152"><span class="linenos">152</span></a> <span class="s2">"COALESCE"</span><span class="p">:</span> <span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="nb">next</span><span class="p">((</span><span class="n">a</span> <span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="n">args</span> <span class="k">if</span> <span class="n">a</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">),</span> <span class="kc">None</span><span class="p">),</span> +</span><span id="L-153"><a href="#L-153"><span class="linenos">153</span></a> <span class="s2">"CONCAT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="s2">""</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">args</span><span class="p">)),</span> +</span><span id="L-154"><a href="#L-154"><span class="linenos">154</span></a> <span class="s2">"CONCATWS"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="n">this</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">args</span><span class="p">)),</span> +</span><span id="L-155"><a href="#L-155"><span class="linenos">155</span></a> <span class="s2">"DATESTRTODATE"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">arg</span><span class="p">)),</span> +</span><span id="L-156"><a href="#L-156"><span class="linenos">156</span></a> <span class="s2">"DIV"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">/</span> <span class="n">this</span><span class="p">),</span> +</span><span id="L-157"><a href="#L-157"><span class="linenos">157</span></a> <span class="s2">"DOT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span><span class="p">[</span><span class="n">this</span><span class="p">]),</span> +</span><span id="L-158"><a href="#L-158"><span class="linenos">158</span></a> <span class="s2">"EQ"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">==</span> <span class="n">e</span><span class="p">),</span> +</span><span id="L-159"><a href="#L-159"><span class="linenos">159</span></a> <span class="s2">"EXTRACT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="nb">getattr</span><span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">)),</span> +</span><span id="L-160"><a href="#L-160"><span class="linenos">160</span></a> <span class="s2">"GT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">></span> <span class="n">e</span><span class="p">),</span> +</span><span id="L-161"><a href="#L-161"><span class="linenos">161</span></a> <span class="s2">"GTE"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">>=</span> <span class="n">e</span><span class="p">),</span> +</span><span id="L-162"><a href="#L-162"><span class="linenos">162</span></a> <span class="s2">"IFNULL"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">alt</span><span class="p">:</span> <span class="n">alt</span> <span class="k">if</span> <span class="n">e</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">e</span><span class="p">,</span> +</span><span id="L-163"><a href="#L-163"><span class="linenos">163</span></a> <span class="s2">"IF"</span><span class="p">:</span> <span class="k">lambda</span> <span class="n">predicate</span><span class="p">,</span> <span class="n">true</span><span class="p">,</span> <span class="n">false</span><span class="p">:</span> <span class="n">true</span> <span class="k">if</span> <span class="n">predicate</span> <span class="k">else</span> <span class="n">false</span><span class="p">,</span> +</span><span id="L-164"><a href="#L-164"><span class="linenos">164</span></a> <span class="s2">"INTDIV"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">//</span> <span class="n">this</span><span class="p">),</span> +</span><span id="L-165"><a href="#L-165"><span class="linenos">165</span></a> <span class="s2">"INTERVAL"</span><span class="p">:</span> <span class="n">interval</span><span class="p">,</span> +</span><span id="L-166"><a href="#L-166"><span class="linenos">166</span></a> <span class="s2">"LIKE"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span> +</span><span id="L-167"><a href="#L-167"><span class="linenos">167</span></a> <span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="nb">bool</span><span class="p">(</span><span class="n">re</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">e</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s2">"_"</span><span class="p">,</span> <span class="s2">"."</span><span class="p">)</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s2">"%"</span><span class="p">,</span> <span class="s2">".*"</span><span class="p">),</span> <span class="n">this</span><span class="p">))</span> +</span><span id="L-168"><a href="#L-168"><span class="linenos">168</span></a> <span class="p">),</span> +</span><span id="L-169"><a href="#L-169"><span class="linenos">169</span></a> <span class="s2">"LOWER"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">lower</span><span class="p">()),</span> +</span><span id="L-170"><a href="#L-170"><span class="linenos">170</span></a> <span class="s2">"LT"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o"><</span> <span class="n">e</span><span class="p">),</span> +</span><span id="L-171"><a href="#L-171"><span class="linenos">171</span></a> <span class="s2">"LTE"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o"><=</span> <span class="n">e</span><span class="p">),</span> +</span><span id="L-172"><a href="#L-172"><span class="linenos">172</span></a> <span class="s2">"MAP"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="o">*</span><span class="n">args</span><span class="p">:</span> <span class="nb">dict</span><span class="p">(</span><span class="nb">zip</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">))),</span> <span class="c1"># type: ignore</span> +</span><span id="L-173"><a href="#L-173"><span class="linenos">173</span></a> <span class="s2">"MOD"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">%</span> <span class="n">this</span><span class="p">),</span> +</span><span id="L-174"><a href="#L-174"><span class="linenos">174</span></a> <span class="s2">"MUL"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">*</span> <span class="n">this</span><span class="p">),</span> +</span><span id="L-175"><a href="#L-175"><span class="linenos">175</span></a> <span class="s2">"NEQ"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">this</span><span class="p">,</span> <span class="n">e</span><span class="p">:</span> <span class="n">this</span> <span class="o">!=</span> <span class="n">e</span><span class="p">),</span> +</span><span id="L-176"><a href="#L-176"><span class="linenos">176</span></a> <span class="s2">"ORD"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="nb">ord</span><span class="p">),</span> +</span><span id="L-177"><a href="#L-177"><span class="linenos">177</span></a> <span class="s2">"ORDERED"</span><span class="p">:</span> <span class="n">ordered</span><span class="p">,</span> +</span><span id="L-178"><a href="#L-178"><span class="linenos">178</span></a> <span class="s2">"POW"</span><span class="p">:</span> <span class="nb">pow</span><span class="p">,</span> +</span><span id="L-179"><a href="#L-179"><span class="linenos">179</span></a> <span class="s2">"STRPOSITION"</span><span class="p">:</span> <span class="n">str_position</span><span class="p">,</span> +</span><span id="L-180"><a href="#L-180"><span class="linenos">180</span></a> <span class="s2">"SUB"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">e</span><span class="p">,</span> <span class="n">this</span><span class="p">:</span> <span class="n">e</span> <span class="o">-</span> <span class="n">this</span><span class="p">),</span> +</span><span id="L-181"><a href="#L-181"><span class="linenos">181</span></a> <span class="s2">"SUBSTRING"</span><span class="p">:</span> <span class="n">substring</span><span class="p">,</span> +</span><span id="L-182"><a href="#L-182"><span class="linenos">182</span></a> <span class="s2">"TIMESTRTOTIME"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">arg</span><span class="p">)),</span> +</span><span id="L-183"><a href="#L-183"><span class="linenos">183</span></a> <span class="s2">"UPPER"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">upper</span><span class="p">()),</span> +</span><span id="L-184"><a href="#L-184"><span class="linenos">184</span></a> <span class="s2">"YEAR"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">year</span><span class="p">),</span> +</span><span id="L-185"><a href="#L-185"><span class="linenos">185</span></a> <span class="s2">"MONTH"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">month</span><span class="p">),</span> +</span><span id="L-186"><a href="#L-186"><span class="linenos">186</span></a> <span class="s2">"DAY"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">arg</span><span class="p">:</span> <span class="n">arg</span><span class="o">.</span><span class="n">day</span><span class="p">),</span> +</span><span id="L-187"><a href="#L-187"><span class="linenos">187</span></a> <span class="s2">"CURRENTDATETIME"</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">,</span> +</span><span id="L-188"><a href="#L-188"><span class="linenos">188</span></a> <span class="s2">"CURRENTTIMESTAMP"</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">,</span> +</span><span id="L-189"><a href="#L-189"><span class="linenos">189</span></a> <span class="s2">"CURRENTTIME"</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">now</span><span class="p">,</span> +</span><span id="L-190"><a href="#L-190"><span class="linenos">190</span></a> <span class="s2">"CURRENTDATE"</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">today</span><span class="p">,</span> +</span><span id="L-191"><a href="#L-191"><span class="linenos">191</span></a> <span class="s2">"STRFTIME"</span><span class="p">:</span> <span class="n">null_if_any</span><span class="p">(</span><span class="k">lambda</span> <span class="n">fmt</span><span class="p">,</span> <span class="n">arg</span><span class="p">:</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">arg</span><span class="p">)</span><span class="o">.</span><span class="n">strftime</span><span class="p">(</span><span class="n">fmt</span><span class="p">)),</span> +</span><span id="L-192"><a href="#L-192"><span class="linenos">192</span></a><span class="p">}</span> </span></pre></div> @@ -281,15 +290,15 @@ </div> <a class="headerlink" href="#reverse_key"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="reverse_key-12"><a href="#reverse_key-12"><span class="linenos">12</span></a><span class="k">class</span> <span class="nc">reverse_key</span><span class="p">:</span> -</span><span id="reverse_key-13"><a href="#reverse_key-13"><span class="linenos">13</span></a> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">obj</span><span class="p">):</span> -</span><span id="reverse_key-14"><a href="#reverse_key-14"><span class="linenos">14</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> <span class="o">=</span> <span class="n">obj</span> -</span><span id="reverse_key-15"><a href="#reverse_key-15"><span class="linenos">15</span></a> -</span><span id="reverse_key-16"><a href="#reverse_key-16"><span class="linenos">16</span></a> <span class="k">def</span> <span class="fm">__eq__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> -</span><span id="reverse_key-17"><a href="#reverse_key-17"><span class="linenos">17</span></a> <span class="k">return</span> <span class="n">other</span><span class="o">.</span><span class="n">obj</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> -</span><span id="reverse_key-18"><a href="#reverse_key-18"><span class="linenos">18</span></a> -</span><span id="reverse_key-19"><a href="#reverse_key-19"><span class="linenos">19</span></a> <span class="k">def</span> <span class="fm">__lt__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> -</span><span id="reverse_key-20"><a href="#reverse_key-20"><span class="linenos">20</span></a> <span class="k">return</span> <span class="n">other</span><span class="o">.</span><span class="n">obj</span> <span class="o"><</span> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="reverse_key-13"><a href="#reverse_key-13"><span class="linenos">13</span></a><span class="k">class</span> <span class="nc">reverse_key</span><span class="p">:</span> +</span><span id="reverse_key-14"><a href="#reverse_key-14"><span class="linenos">14</span></a> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">obj</span><span class="p">):</span> +</span><span id="reverse_key-15"><a href="#reverse_key-15"><span class="linenos">15</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> <span class="o">=</span> <span class="n">obj</span> +</span><span id="reverse_key-16"><a href="#reverse_key-16"><span class="linenos">16</span></a> +</span><span id="reverse_key-17"><a href="#reverse_key-17"><span class="linenos">17</span></a> <span class="k">def</span> <span class="fm">__eq__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> +</span><span id="reverse_key-18"><a href="#reverse_key-18"><span class="linenos">18</span></a> <span class="k">return</span> <span class="n">other</span><span class="o">.</span><span class="n">obj</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> +</span><span id="reverse_key-19"><a href="#reverse_key-19"><span class="linenos">19</span></a> +</span><span id="reverse_key-20"><a href="#reverse_key-20"><span class="linenos">20</span></a> <span class="k">def</span> <span class="fm">__lt__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">):</span> +</span><span id="reverse_key-21"><a href="#reverse_key-21"><span class="linenos">21</span></a> <span class="k">return</span> <span class="n">other</span><span class="o">.</span><span class="n">obj</span> <span class="o"><</span> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> </span></pre></div> @@ -305,8 +314,8 @@ </div> <a class="headerlink" href="#reverse_key.__init__"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="reverse_key.__init__-13"><a href="#reverse_key.__init__-13"><span class="linenos">13</span></a> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">obj</span><span class="p">):</span> -</span><span id="reverse_key.__init__-14"><a href="#reverse_key.__init__-14"><span class="linenos">14</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> <span class="o">=</span> <span class="n">obj</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="reverse_key.__init__-14"><a href="#reverse_key.__init__-14"><span class="linenos">14</span></a> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">obj</span><span class="p">):</span> +</span><span id="reverse_key.__init__-15"><a href="#reverse_key.__init__-15"><span class="linenos">15</span></a> <span class="bp">self</span><span class="o">.</span><span class="n">obj</span> <span class="o">=</span> <span class="n">obj</span> </span></pre></div> @@ -325,15 +334,15 @@ </div> <a class="headerlink" href="#filter_nulls"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="filter_nulls-23"><a href="#filter_nulls-23"><span class="linenos">23</span></a><span class="k">def</span> <span class="nf">filter_nulls</span><span class="p">(</span><span class="n">func</span><span class="p">,</span> <span class="n">empty_null</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span> -</span><span id="filter_nulls-24"><a href="#filter_nulls-24"><span class="linenos">24</span></a> <span class="nd">@wraps</span><span class="p">(</span><span class="n">func</span><span class="p">)</span> -</span><span id="filter_nulls-25"><a href="#filter_nulls-25"><span class="linenos">25</span></a> <span class="k">def</span> <span class="nf">_func</span><span class="p">(</span><span class="n">values</span><span class="p">):</span> -</span><span id="filter_nulls-26"><a href="#filter_nulls-26"><span class="linenos">26</span></a> <span class="n">filtered</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">v</span> <span class="k">for</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">values</span> <span class="k">if</span> <span class="n">v</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">)</span> -</span><span id="filter_nulls-27"><a href="#filter_nulls-27"><span class="linenos">27</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">filtered</span> <span class="ow">and</span> <span class="n">empty_null</span><span class="p">:</span> -</span><span id="filter_nulls-28"><a href="#filter_nulls-28"><span class="linenos">28</span></a> <span class="k">return</span> <span class="kc">None</span> -</span><span id="filter_nulls-29"><a href="#filter_nulls-29"><span class="linenos">29</span></a> <span class="k">return</span> <span class="n">func</span><span class="p">(</span><span class="n">filtered</span><span class="p">)</span> -</span><span id="filter_nulls-30"><a href="#filter_nulls-30"><span class="linenos">30</span></a> -</span><span id="filter_nulls-31"><a href="#filter_nulls-31"><span class="linenos">31</span></a> <span class="k">return</span> <span class="n">_func</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="filter_nulls-24"><a href="#filter_nulls-24"><span class="linenos">24</span></a><span class="k">def</span> <span class="nf">filter_nulls</span><span class="p">(</span><span class="n">func</span><span class="p">,</span> <span class="n">empty_null</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span> +</span><span id="filter_nulls-25"><a href="#filter_nulls-25"><span class="linenos">25</span></a> <span class="nd">@wraps</span><span class="p">(</span><span class="n">func</span><span class="p">)</span> +</span><span id="filter_nulls-26"><a href="#filter_nulls-26"><span class="linenos">26</span></a> <span class="k">def</span> <span class="nf">_func</span><span class="p">(</span><span class="n">values</span><span class="p">):</span> +</span><span id="filter_nulls-27"><a href="#filter_nulls-27"><span class="linenos">27</span></a> <span class="n">filtered</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="n">v</span> <span class="k">for</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">values</span> <span class="k">if</span> <span class="n">v</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">)</span> +</span><span id="filter_nulls-28"><a href="#filter_nulls-28"><span class="linenos">28</span></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">filtered</span> <span class="ow">and</span> <span class="n">empty_null</span><span class="p">:</span> +</span><span id="filter_nulls-29"><a href="#filter_nulls-29"><span class="linenos">29</span></a> <span class="k">return</span> <span class="kc">None</span> +</span><span id="filter_nulls-30"><a href="#filter_nulls-30"><span class="linenos">30</span></a> <span class="k">return</span> <span class="n">func</span><span class="p">(</span><span class="n">filtered</span><span class="p">)</span> +</span><span id="filter_nulls-31"><a href="#filter_nulls-31"><span class="linenos">31</span></a> +</span><span id="filter_nulls-32"><a href="#filter_nulls-32"><span class="linenos">32</span></a> <span class="k">return</span> <span class="n">_func</span> </span></pre></div> @@ -351,48 +360,48 @@ </div> <a class="headerlink" href="#null_if_any"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="null_if_any-34"><a href="#null_if_any-34"><span class="linenos">34</span></a><span class="k">def</span> <span class="nf">null_if_any</span><span class="p">(</span><span class="o">*</span><span class="n">required</span><span class="p">):</span> -</span><span id="null_if_any-35"><a href="#null_if_any-35"><span class="linenos">35</span></a><span class="w"> </span><span class="sd">"""</span> -</span><span id="null_if_any-36"><a href="#null_if_any-36"><span class="linenos">36</span></a><span class="sd"> Decorator that makes a function return `None` if any of the `required` arguments are `None`.</span> -</span><span id="null_if_any-37"><a href="#null_if_any-37"><span class="linenos">37</span></a> -</span><span id="null_if_any-38"><a href="#null_if_any-38"><span class="linenos">38</span></a><span class="sd"> This also supports decoration with no arguments, e.g.:</span> -</span><span id="null_if_any-39"><a href="#null_if_any-39"><span class="linenos">39</span></a> -</span><span id="null_if_any-40"><a href="#null_if_any-40"><span class="linenos">40</span></a><span class="sd"> @null_if_any</span> -</span><span id="null_if_any-41"><a href="#null_if_any-41"><span class="linenos">41</span></a><span class="sd"> def foo(a, b): ...</span> -</span><span id="null_if_any-42"><a href="#null_if_any-42"><span class="linenos">42</span></a> -</span><span id="null_if_any-43"><a href="#null_if_any-43"><span class="linenos">43</span></a><span class="sd"> In which case all arguments are required.</span> -</span><span id="null_if_any-44"><a href="#null_if_any-44"><span class="linenos">44</span></a><span class="sd"> """</span> -</span><span id="null_if_any-45"><a href="#null_if_any-45"><span class="linenos">45</span></a> <span class="n">f</span> <span class="o">=</span> <span class="kc">None</span> -</span><span id="null_if_any-46"><a href="#null_if_any-46"><span class="linenos">46</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">required</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span> <span class="ow">and</span> <span class="nb">callable</span><span class="p">(</span><span class="n">required</span><span class="p">[</span><span class="mi">0</span><span class="p">]):</span> -</span><span id="null_if_any-47"><a href="#null_if_any-47"><span class="linenos">47</span></a> <span class="n">f</span> <span class="o">=</span> <span class="n">required</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> -</span><span id="null_if_any-48"><a href="#null_if_any-48"><span class="linenos">48</span></a> <span class="n">required</span> <span class="o">=</span> <span class="p">()</span> -</span><span id="null_if_any-49"><a href="#null_if_any-49"><span class="linenos">49</span></a> -</span><span id="null_if_any-50"><a href="#null_if_any-50"><span class="linenos">50</span></a> <span class="k">def</span> <span class="nf">decorator</span><span class="p">(</span><span class="n">func</span><span class="p">):</span> -</span><span id="null_if_any-51"><a href="#null_if_any-51"><span class="linenos">51</span></a> <span class="k">if</span> <span class="n">required</span><span class="p">:</span> -</span><span id="null_if_any-52"><a href="#null_if_any-52"><span class="linenos">52</span></a> <span class="n">required_indices</span> <span class="o">=</span> <span class="p">[</span> -</span><span id="null_if_any-53"><a href="#null_if_any-53"><span class="linenos">53</span></a> <span class="n">i</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">param</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">inspect</span><span class="o">.</span><span class="n">signature</span><span class="p">(</span><span class="n">func</span><span class="p">)</span><span class="o">.</span><span class="n">parameters</span><span class="p">)</span> <span class="k">if</span> <span class="n">param</span> <span class="ow">in</span> <span class="n">required</span> -</span><span id="null_if_any-54"><a href="#null_if_any-54"><span class="linenos">54</span></a> <span class="p">]</span> -</span><span id="null_if_any-55"><a href="#null_if_any-55"><span class="linenos">55</span></a> -</span><span id="null_if_any-56"><a href="#null_if_any-56"><span class="linenos">56</span></a> <span class="k">def</span> <span class="nf">predicate</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> -</span><span id="null_if_any-57"><a href="#null_if_any-57"><span class="linenos">57</span></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span><span class="n">args</span><span class="p">[</span><span class="n">i</span><span class="p">]</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="n">required_indices</span><span class="p">)</span> -</span><span id="null_if_any-58"><a href="#null_if_any-58"><span class="linenos">58</span></a> -</span><span id="null_if_any-59"><a href="#null_if_any-59"><span class="linenos">59</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="null_if_any-60"><a href="#null_if_any-60"><span class="linenos">60</span></a> -</span><span id="null_if_any-61"><a href="#null_if_any-61"><span class="linenos">61</span></a> <span class="k">def</span> <span class="nf">predicate</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> -</span><span id="null_if_any-62"><a href="#null_if_any-62"><span class="linenos">62</span></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span><span class="n">a</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="n">args</span><span class="p">)</span> -</span><span id="null_if_any-63"><a href="#null_if_any-63"><span class="linenos">63</span></a> -</span><span id="null_if_any-64"><a href="#null_if_any-64"><span class="linenos">64</span></a> <span class="nd">@wraps</span><span class="p">(</span><span class="n">func</span><span class="p">)</span> -</span><span id="null_if_any-65"><a href="#null_if_any-65"><span class="linenos">65</span></a> <span class="k">def</span> <span class="nf">_func</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> -</span><span id="null_if_any-66"><a href="#null_if_any-66"><span class="linenos">66</span></a> <span class="k">if</span> <span class="n">predicate</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> -</span><span id="null_if_any-67"><a href="#null_if_any-67"><span class="linenos">67</span></a> <span class="k">return</span> <span class="kc">None</span> -</span><span id="null_if_any-68"><a href="#null_if_any-68"><span class="linenos">68</span></a> <span class="k">return</span> <span class="n">func</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">)</span> -</span><span id="null_if_any-69"><a href="#null_if_any-69"><span class="linenos">69</span></a> -</span><span id="null_if_any-70"><a href="#null_if_any-70"><span class="linenos">70</span></a> <span class="k">return</span> <span class="n">_func</span> -</span><span id="null_if_any-71"><a href="#null_if_any-71"><span class="linenos">71</span></a> -</span><span id="null_if_any-72"><a href="#null_if_any-72"><span class="linenos">72</span></a> <span class="k">if</span> <span class="n">f</span><span class="p">:</span> -</span><span id="null_if_any-73"><a href="#null_if_any-73"><span class="linenos">73</span></a> <span class="k">return</span> <span class="n">decorator</span><span class="p">(</span><span class="n">f</span><span class="p">)</span> -</span><span id="null_if_any-74"><a href="#null_if_any-74"><span class="linenos">74</span></a> -</span><span id="null_if_any-75"><a href="#null_if_any-75"><span class="linenos">75</span></a> <span class="k">return</span> <span class="n">decorator</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="null_if_any-35"><a href="#null_if_any-35"><span class="linenos">35</span></a><span class="k">def</span> <span class="nf">null_if_any</span><span class="p">(</span><span class="o">*</span><span class="n">required</span><span class="p">):</span> +</span><span id="null_if_any-36"><a href="#null_if_any-36"><span class="linenos">36</span></a><span class="w"> </span><span class="sd">"""</span> +</span><span id="null_if_any-37"><a href="#null_if_any-37"><span class="linenos">37</span></a><span class="sd"> Decorator that makes a function return `None` if any of the `required` arguments are `None`.</span> +</span><span id="null_if_any-38"><a href="#null_if_any-38"><span class="linenos">38</span></a> +</span><span id="null_if_any-39"><a href="#null_if_any-39"><span class="linenos">39</span></a><span class="sd"> This also supports decoration with no arguments, e.g.:</span> +</span><span id="null_if_any-40"><a href="#null_if_any-40"><span class="linenos">40</span></a> +</span><span id="null_if_any-41"><a href="#null_if_any-41"><span class="linenos">41</span></a><span class="sd"> @null_if_any</span> +</span><span id="null_if_any-42"><a href="#null_if_any-42"><span class="linenos">42</span></a><span class="sd"> def foo(a, b): ...</span> +</span><span id="null_if_any-43"><a href="#null_if_any-43"><span class="linenos">43</span></a> +</span><span id="null_if_any-44"><a href="#null_if_any-44"><span class="linenos">44</span></a><span class="sd"> In which case all arguments are required.</span> +</span><span id="null_if_any-45"><a href="#null_if_any-45"><span class="linenos">45</span></a><span class="sd"> """</span> +</span><span id="null_if_any-46"><a href="#null_if_any-46"><span class="linenos">46</span></a> <span class="n">f</span> <span class="o">=</span> <span class="kc">None</span> +</span><span id="null_if_any-47"><a href="#null_if_any-47"><span class="linenos">47</span></a> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">required</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span> <span class="ow">and</span> <span class="nb">callable</span><span class="p">(</span><span class="n">required</span><span class="p">[</span><span class="mi">0</span><span class="p">]):</span> +</span><span id="null_if_any-48"><a href="#null_if_any-48"><span class="linenos">48</span></a> <span class="n">f</span> <span class="o">=</span> <span class="n">required</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> +</span><span id="null_if_any-49"><a href="#null_if_any-49"><span class="linenos">49</span></a> <span class="n">required</span> <span class="o">=</span> <span class="p">()</span> +</span><span id="null_if_any-50"><a href="#null_if_any-50"><span class="linenos">50</span></a> +</span><span id="null_if_any-51"><a href="#null_if_any-51"><span class="linenos">51</span></a> <span class="k">def</span> <span class="nf">decorator</span><span class="p">(</span><span class="n">func</span><span class="p">):</span> +</span><span id="null_if_any-52"><a href="#null_if_any-52"><span class="linenos">52</span></a> <span class="k">if</span> <span class="n">required</span><span class="p">:</span> +</span><span id="null_if_any-53"><a href="#null_if_any-53"><span class="linenos">53</span></a> <span class="n">required_indices</span> <span class="o">=</span> <span class="p">[</span> +</span><span id="null_if_any-54"><a href="#null_if_any-54"><span class="linenos">54</span></a> <span class="n">i</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">param</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">inspect</span><span class="o">.</span><span class="n">signature</span><span class="p">(</span><span class="n">func</span><span class="p">)</span><span class="o">.</span><span class="n">parameters</span><span class="p">)</span> <span class="k">if</span> <span class="n">param</span> <span class="ow">in</span> <span class="n">required</span> +</span><span id="null_if_any-55"><a href="#null_if_any-55"><span class="linenos">55</span></a> <span class="p">]</span> +</span><span id="null_if_any-56"><a href="#null_if_any-56"><span class="linenos">56</span></a> +</span><span id="null_if_any-57"><a href="#null_if_any-57"><span class="linenos">57</span></a> <span class="k">def</span> <span class="nf">predicate</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> +</span><span id="null_if_any-58"><a href="#null_if_any-58"><span class="linenos">58</span></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span><span class="n">args</span><span class="p">[</span><span class="n">i</span><span class="p">]</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="n">required_indices</span><span class="p">)</span> +</span><span id="null_if_any-59"><a href="#null_if_any-59"><span class="linenos">59</span></a> +</span><span id="null_if_any-60"><a href="#null_if_any-60"><span class="linenos">60</span></a> <span class="k">else</span><span class="p">:</span> +</span><span id="null_if_any-61"><a href="#null_if_any-61"><span class="linenos">61</span></a> +</span><span id="null_if_any-62"><a href="#null_if_any-62"><span class="linenos">62</span></a> <span class="k">def</span> <span class="nf">predicate</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> +</span><span id="null_if_any-63"><a href="#null_if_any-63"><span class="linenos">63</span></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span><span class="n">a</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">for</span> <span class="n">a</span> <span class="ow">in</span> <span class="n">args</span><span class="p">)</span> +</span><span id="null_if_any-64"><a href="#null_if_any-64"><span class="linenos">64</span></a> +</span><span id="null_if_any-65"><a href="#null_if_any-65"><span class="linenos">65</span></a> <span class="nd">@wraps</span><span class="p">(</span><span class="n">func</span><span class="p">)</span> +</span><span id="null_if_any-66"><a href="#null_if_any-66"><span class="linenos">66</span></a> <span class="k">def</span> <span class="nf">_func</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> +</span><span id="null_if_any-67"><a href="#null_if_any-67"><span class="linenos">67</span></a> <span class="k">if</span> <span class="n">predicate</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">):</span> +</span><span id="null_if_any-68"><a href="#null_if_any-68"><span class="linenos">68</span></a> <span class="k">return</span> <span class="kc">None</span> +</span><span id="null_if_any-69"><a href="#null_if_any-69"><span class="linenos">69</span></a> <span class="k">return</span> <span class="n">func</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">)</span> +</span><span id="null_if_any-70"><a href="#null_if_any-70"><span class="linenos">70</span></a> +</span><span id="null_if_any-71"><a href="#null_if_any-71"><span class="linenos">71</span></a> <span class="k">return</span> <span class="n">_func</span> +</span><span id="null_if_any-72"><a href="#null_if_any-72"><span class="linenos">72</span></a> +</span><span id="null_if_any-73"><a href="#null_if_any-73"><span class="linenos">73</span></a> <span class="k">if</span> <span class="n">f</span><span class="p">:</span> +</span><span id="null_if_any-74"><a href="#null_if_any-74"><span class="linenos">74</span></a> <span class="k">return</span> <span class="n">decorator</span><span class="p">(</span><span class="n">f</span><span class="p">)</span> +</span><span id="null_if_any-75"><a href="#null_if_any-75"><span class="linenos">75</span></a> +</span><span id="null_if_any-76"><a href="#null_if_any-76"><span class="linenos">76</span></a> <span class="k">return</span> <span class="n">decorator</span> </span></pre></div> @@ -421,10 +430,10 @@ def foo(a, b): ... </div> <a class="headerlink" href="#str_position"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="str_position-78"><a href="#str_position-78"><span class="linenos">78</span></a><span class="nd">@null_if_any</span><span class="p">(</span><span class="s2">"substr"</span><span class="p">,</span> <span class="s2">"this"</span><span class="p">)</span> -</span><span id="str_position-79"><a href="#str_position-79"><span class="linenos">79</span></a><span class="k">def</span> <span class="nf">str_position</span><span class="p">(</span><span class="n">substr</span><span class="p">,</span> <span class="n">this</span><span class="p">,</span> <span class="n">position</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span> -</span><span id="str_position-80"><a href="#str_position-80"><span class="linenos">80</span></a> <span class="n">position</span> <span class="o">=</span> <span class="n">position</span> <span class="o">-</span> <span class="mi">1</span> <span class="k">if</span> <span class="n">position</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">position</span> -</span><span id="str_position-81"><a href="#str_position-81"><span class="linenos">81</span></a> <span class="k">return</span> <span class="n">this</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">substr</span><span class="p">,</span> <span class="n">position</span><span class="p">)</span> <span class="o">+</span> <span class="mi">1</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="str_position-79"><a href="#str_position-79"><span class="linenos">79</span></a><span class="nd">@null_if_any</span><span class="p">(</span><span class="s2">"substr"</span><span class="p">,</span> <span class="s2">"this"</span><span class="p">)</span> +</span><span id="str_position-80"><a href="#str_position-80"><span class="linenos">80</span></a><span class="k">def</span> <span class="nf">str_position</span><span class="p">(</span><span class="n">substr</span><span class="p">,</span> <span class="n">this</span><span class="p">,</span> <span class="n">position</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span> +</span><span id="str_position-81"><a href="#str_position-81"><span class="linenos">81</span></a> <span class="n">position</span> <span class="o">=</span> <span class="n">position</span> <span class="o">-</span> <span class="mi">1</span> <span class="k">if</span> <span class="n">position</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">position</span> +</span><span id="str_position-82"><a href="#str_position-82"><span class="linenos">82</span></a> <span class="k">return</span> <span class="n">this</span><span class="o">.</span><span class="n">find</span><span class="p">(</span><span class="n">substr</span><span class="p">,</span> <span class="n">position</span><span class="p">)</span> <span class="o">+</span> <span class="mi">1</span> </span></pre></div> @@ -443,20 +452,20 @@ def foo(a, b): ... </div> <a class="headerlink" href="#substring"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="substring-84"><a href="#substring-84"><span class="linenos">84</span></a><span class="nd">@null_if_any</span><span class="p">(</span><span class="s2">"this"</span><span class="p">)</span> -</span><span id="substring-85"><a href="#substring-85"><span class="linenos">85</span></a><span class="k">def</span> <span class="nf">substring</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">start</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">length</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span> -</span><span id="substring-86"><a href="#substring-86"><span class="linenos">86</span></a> <span class="k">if</span> <span class="n">start</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span> -</span><span id="substring-87"><a href="#substring-87"><span class="linenos">87</span></a> <span class="k">return</span> <span class="n">this</span> -</span><span id="substring-88"><a href="#substring-88"><span class="linenos">88</span></a> <span class="k">elif</span> <span class="n">start</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span> -</span><span id="substring-89"><a href="#substring-89"><span class="linenos">89</span></a> <span class="k">return</span> <span class="s2">""</span> -</span><span id="substring-90"><a href="#substring-90"><span class="linenos">90</span></a> <span class="k">elif</span> <span class="n">start</span> <span class="o"><</span> <span class="mi">0</span><span class="p">:</span> -</span><span id="substring-91"><a href="#substring-91"><span class="linenos">91</span></a> <span class="n">start</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> <span class="o">+</span> <span class="n">start</span> -</span><span id="substring-92"><a href="#substring-92"><span class="linenos">92</span></a> <span class="k">else</span><span class="p">:</span> -</span><span id="substring-93"><a href="#substring-93"><span class="linenos">93</span></a> <span class="n">start</span> <span class="o">-=</span> <span class="mi">1</span> -</span><span id="substring-94"><a href="#substring-94"><span class="linenos">94</span></a> -</span><span id="substring-95"><a href="#substring-95"><span class="linenos">95</span></a> <span class="n">end</span> <span class="o">=</span> <span class="kc">None</span> <span class="k">if</span> <span class="n">length</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">start</span> <span class="o">+</span> <span class="n">length</span> -</span><span id="substring-96"><a href="#substring-96"><span class="linenos">96</span></a> -</span><span id="substring-97"><a href="#substring-97"><span class="linenos">97</span></a> <span class="k">return</span> <span class="n">this</span><span class="p">[</span><span class="n">start</span><span class="p">:</span><span class="n">end</span><span class="p">]</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="substring-85"><a href="#substring-85"><span class="linenos">85</span></a><span class="nd">@null_if_any</span><span class="p">(</span><span class="s2">"this"</span><span class="p">)</span> +</span><span id="substring-86"><a href="#substring-86"><span class="linenos">86</span></a><span class="k">def</span> <span class="nf">substring</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">start</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">length</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span> +</span><span id="substring-87"><a href="#substring-87"><span class="linenos">87</span></a> <span class="k">if</span> <span class="n">start</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span> +</span><span id="substring-88"><a href="#substring-88"><span class="linenos">88</span></a> <span class="k">return</span> <span class="n">this</span> +</span><span id="substring-89"><a href="#substring-89"><span class="linenos">89</span></a> <span class="k">elif</span> <span class="n">start</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span> +</span><span id="substring-90"><a href="#substring-90"><span class="linenos">90</span></a> <span class="k">return</span> <span class="s2">""</span> +</span><span id="substring-91"><a href="#substring-91"><span class="linenos">91</span></a> <span class="k">elif</span> <span class="n">start</span> <span class="o"><</span> <span class="mi">0</span><span class="p">:</span> +</span><span id="substring-92"><a href="#substring-92"><span class="linenos">92</span></a> <span class="n">start</span> <span class="o">=</span> <span class="nb">len</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> <span class="o">+</span> <span class="n">start</span> +</span><span id="substring-93"><a href="#substring-93"><span class="linenos">93</span></a> <span class="k">else</span><span class="p">:</span> +</span><span id="substring-94"><a href="#substring-94"><span class="linenos">94</span></a> <span class="n">start</span> <span class="o">-=</span> <span class="mi">1</span> +</span><span id="substring-95"><a href="#substring-95"><span class="linenos">95</span></a> +</span><span id="substring-96"><a href="#substring-96"><span class="linenos">96</span></a> <span class="n">end</span> <span class="o">=</span> <span class="kc">None</span> <span class="k">if</span> <span class="n">length</span> <span class="ow">is</span> <span class="kc">None</span> <span class="k">else</span> <span class="n">start</span> <span class="o">+</span> <span class="n">length</span> +</span><span id="substring-97"><a href="#substring-97"><span class="linenos">97</span></a> +</span><span id="substring-98"><a href="#substring-98"><span class="linenos">98</span></a> <span class="k">return</span> <span class="n">this</span><span class="p">[</span><span class="n">start</span><span class="p">:</span><span class="n">end</span><span class="p">]</span> </span></pre></div> @@ -475,19 +484,21 @@ def foo(a, b): ... </div> <a class="headerlink" href="#cast"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="cast-100"><a href="#cast-100"><span class="linenos">100</span></a><span class="nd">@null_if_any</span> -</span><span id="cast-101"><a href="#cast-101"><span class="linenos">101</span></a><span class="k">def</span> <span class="nf">cast</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">to</span><span class="p">):</span> -</span><span id="cast-102"><a href="#cast-102"><span class="linenos">102</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span> -</span><span id="cast-103"><a href="#cast-103"><span class="linenos">103</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> -</span><span id="cast-104"><a href="#cast-104"><span class="linenos">104</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span> -</span><span id="cast-105"><a href="#cast-105"><span class="linenos">105</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> -</span><span id="cast-106"><a href="#cast-106"><span class="linenos">106</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">TEXT_TYPES</span><span class="p">:</span> -</span><span id="cast-107"><a href="#cast-107"><span class="linenos">107</span></a> <span class="k">return</span> <span class="nb">str</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> -</span><span id="cast-108"><a href="#cast-108"><span class="linenos">108</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="p">{</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">}:</span> -</span><span id="cast-109"><a href="#cast-109"><span class="linenos">109</span></a> <span class="k">return</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> -</span><span id="cast-110"><a href="#cast-110"><span class="linenos">110</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">NUMERIC_TYPES</span><span class="p">:</span> -</span><span id="cast-111"><a href="#cast-111"><span class="linenos">111</span></a> <span class="k">return</span> <span class="nb">int</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> -</span><span id="cast-112"><a href="#cast-112"><span class="linenos">112</span></a> <span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"Casting to '</span><span class="si">{</span><span class="n">to</span><span class="si">}</span><span class="s2">' not implemented."</span><span class="p">)</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="cast-101"><a href="#cast-101"><span class="linenos">101</span></a><span class="nd">@null_if_any</span> +</span><span id="cast-102"><a href="#cast-102"><span class="linenos">102</span></a><span class="k">def</span> <span class="nf">cast</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">to</span><span class="p">):</span> +</span><span id="cast-103"><a href="#cast-103"><span class="linenos">103</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATE</span><span class="p">:</span> +</span><span id="cast-104"><a href="#cast-104"><span class="linenos">104</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">date</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="cast-105"><a href="#cast-105"><span class="linenos">105</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DATETIME</span><span class="p">:</span> +</span><span id="cast-106"><a href="#cast-106"><span class="linenos">106</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">datetime</span><span class="o">.</span><span class="n">fromisoformat</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="cast-107"><a href="#cast-107"><span class="linenos">107</span></a> <span class="k">if</span> <span class="n">to</span> <span class="o">==</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">BOOLEAN</span><span class="p">:</span> +</span><span id="cast-108"><a href="#cast-108"><span class="linenos">108</span></a> <span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="cast-109"><a href="#cast-109"><span class="linenos">109</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">TEXT_TYPES</span><span class="p">:</span> +</span><span id="cast-110"><a href="#cast-110"><span class="linenos">110</span></a> <span class="k">return</span> <span class="nb">str</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="cast-111"><a href="#cast-111"><span class="linenos">111</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="p">{</span><span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">FLOAT</span><span class="p">,</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">Type</span><span class="o">.</span><span class="n">DOUBLE</span><span class="p">}:</span> +</span><span id="cast-112"><a href="#cast-112"><span class="linenos">112</span></a> <span class="k">return</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="cast-113"><a href="#cast-113"><span class="linenos">113</span></a> <span class="k">if</span> <span class="n">to</span> <span class="ow">in</span> <span class="n">exp</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">NUMERIC_TYPES</span><span class="p">:</span> +</span><span id="cast-114"><a href="#cast-114"><span class="linenos">114</span></a> <span class="k">return</span> <span class="nb">int</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="cast-115"><a href="#cast-115"><span class="linenos">115</span></a> <span class="k">raise</span> <span class="ne">NotImplementedError</span><span class="p">(</span><span class="sa">f</span><span class="s2">"Casting to '</span><span class="si">{</span><span class="n">to</span><span class="si">}</span><span class="s2">' not implemented."</span><span class="p">)</span> </span></pre></div> @@ -505,10 +516,10 @@ def foo(a, b): ... </div> <a class="headerlink" href="#ordered"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="ordered-115"><a href="#ordered-115"><span class="linenos">115</span></a><span class="k">def</span> <span class="nf">ordered</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">desc</span><span class="p">,</span> <span class="n">nulls_first</span><span class="p">):</span> -</span><span id="ordered-116"><a href="#ordered-116"><span class="linenos">116</span></a> <span class="k">if</span> <span class="n">desc</span><span class="p">:</span> -</span><span id="ordered-117"><a href="#ordered-117"><span class="linenos">117</span></a> <span class="k">return</span> <span class="n">reverse_key</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> -</span><span id="ordered-118"><a href="#ordered-118"><span class="linenos">118</span></a> <span class="k">return</span> <span class="n">this</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="ordered-118"><a href="#ordered-118"><span class="linenos">118</span></a><span class="k">def</span> <span class="nf">ordered</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">desc</span><span class="p">,</span> <span class="n">nulls_first</span><span class="p">):</span> +</span><span id="ordered-119"><a href="#ordered-119"><span class="linenos">119</span></a> <span class="k">if</span> <span class="n">desc</span><span class="p">:</span> +</span><span id="ordered-120"><a href="#ordered-120"><span class="linenos">120</span></a> <span class="k">return</span> <span class="n">reverse_key</span><span class="p">(</span><span class="n">this</span><span class="p">)</span> +</span><span id="ordered-121"><a href="#ordered-121"><span class="linenos">121</span></a> <span class="k">return</span> <span class="n">this</span> </span></pre></div> @@ -527,11 +538,13 @@ def foo(a, b): ... </div> <a class="headerlink" href="#interval"></a> - <div class="pdoc-code codehilite"><pre><span></span><span id="interval-121"><a href="#interval-121"><span class="linenos">121</span></a><span class="nd">@null_if_any</span> -</span><span id="interval-122"><a href="#interval-122"><span class="linenos">122</span></a><span class="k">def</span> <span class="nf">interval</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">unit</span><span class="p">):</span> -</span><span id="interval-123"><a href="#interval-123"><span class="linenos">123</span></a> <span class="k">if</span> <span class="n">unit</span> <span class="o">==</span> <span class="s2">"DAY"</span><span class="p">:</span> -</span><span id="interval-124"><a href="#interval-124"><span class="linenos">124</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">timedelta</span><span class="p">(</span><span class="n">days</span><span class="o">=</span><span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">))</span> -</span><span id="interval-125"><a href="#interval-125"><span class="linenos">125</span></a> <span class="k">raise</span> <span class="ne">NotImplementedError</span> + <div class="pdoc-code codehilite"><pre><span></span><span id="interval-124"><a href="#interval-124"><span class="linenos">124</span></a><span class="nd">@null_if_any</span> +</span><span id="interval-125"><a href="#interval-125"><span class="linenos">125</span></a><span class="k">def</span> <span class="nf">interval</span><span class="p">(</span><span class="n">this</span><span class="p">,</span> <span class="n">unit</span><span class="p">):</span> +</span><span id="interval-126"><a href="#interval-126"><span class="linenos">126</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">unit</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> +</span><span id="interval-127"><a href="#interval-127"><span class="linenos">127</span></a> <span class="n">plural</span> <span class="o">=</span> <span class="n">unit</span> <span class="o">+</span> <span class="s2">"s"</span> +</span><span id="interval-128"><a href="#interval-128"><span class="linenos">128</span></a> <span class="k">if</span> <span class="n">plural</span> <span class="ow">in</span> <span class="n">Generator</span><span class="o">.</span><span class="n">TIME_PART_SINGULARS</span><span class="p">:</span> +</span><span id="interval-129"><a href="#interval-129"><span class="linenos">129</span></a> <span class="n">unit</span> <span class="o">=</span> <span class="n">plural</span> +</span><span id="interval-130"><a href="#interval-130"><span class="linenos">130</span></a> <span class="k">return</span> <span class="n">datetime</span><span class="o">.</span><span class="n">timedelta</span><span class="p">(</span><span class="o">**</span><span class="p">{</span><span class="n">unit</span><span class="p">:</span> <span class="nb">float</span><span class="p">(</span><span class="n">this</span><span class="p">)})</span> </span></pre></div> |