1 files changed, 87 insertions, 0 deletions
diff --git a/src/arrow/python/benchmarks/convert_builtins.py b/src/arrow/python/benchmarks/convert_builtins.py
new file mode 100644
index 000000000..48a38fa9a
--- /dev/null
+++ b/src/arrow/python/benchmarks/convert_builtins.py
@@ -0,0 +1,87 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+import pyarrow as pa
+
+from . import common
+
+
+# TODO:
+# - test dates and times
+
+
+class ConvertPyListToArray(object):
+    """
+    Benchmark pa.array(list of values, type=...)
+    """
+    size = 10 ** 5
+    types = ('int32', 'uint32', 'int64', 'uint64',
+             'float32', 'float64', 'bool', 'decimal',
+             'binary', 'binary10', 'ascii', 'unicode',
+             'int64 list', 'struct', 'struct from tuples')
+
+    param_names = ['type']
+    params = [types]
+
+    def setup(self, type_name):
+        gen = common.BuiltinsGenerator()
+        self.ty, self.data = gen.get_type_and_builtins(self.size, type_name)
+
+    def time_convert(self, *args):
+        pa.array(self.data, type=self.ty)
+
+
+class InferPyListToArray(object):
+    """
+    Benchmark pa.array(list of values) with type inference
+    """
+    size = 10 ** 5
+    types = ('int64', 'float64', 'bool', 'decimal', 'binary', 'ascii',
+             'unicode', 'int64 list', 'struct')
+
+    param_names = ['type']
+    params = [types]
+
+    def setup(self, type_name):
+        gen = common.BuiltinsGenerator()
+        self.ty, self.data = gen.get_type_and_builtins(self.size, type_name)
+
+    def time_infer(self, *args):
+        arr = pa.array(self.data)
+        assert arr.type == self.ty
+
+
+class ConvertArrayToPyList(object):
+    """
+    Benchmark pa.array.to_pylist()
+    """
+    size = 10 ** 5
+    types = ('int32', 'uint32', 'int64', 'uint64',
+             'float32', 'float64', 'bool', 'decimal',
+             'binary', 'binary10', 'ascii', 'unicode',
+             'int64 list', 'struct')
+
+    param_names = ['type']
+    params = [types]
+
+    def setup(self, type_name):
+        gen = common.BuiltinsGenerator()
+        self.ty, self.data = gen.get_type_and_builtins(self.size, type_name)
+        self.arr = pa.array(self.data, type=self.ty)
+
+    def time_convert(self, *args):
+        self.arr.to_pylist()