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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 16:04:21 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 16:04:21 +0000 |
commit | 8a754e0858d922e955e71b253c139e071ecec432 (patch) | |
tree | 527d16e74bfd1840c85efd675fdecad056c54107 /test/lib/ansible_test/_internal/cache.py | |
parent | Initial commit. (diff) | |
download | ansible-core-upstream/2.14.3.tar.xz ansible-core-upstream/2.14.3.zip |
Adding upstream version 2.14.3.upstream/2.14.3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | test/lib/ansible_test/_internal/cache.py | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/test/lib/ansible_test/_internal/cache.py b/test/lib/ansible_test/_internal/cache.py new file mode 100644 index 0000000..3afe422 --- /dev/null +++ b/test/lib/ansible_test/_internal/cache.py @@ -0,0 +1,31 @@ +"""Cache for commonly shared data that is intended to be immutable.""" +from __future__ import annotations + +import collections.abc as c +import typing as t + +from .config import ( + CommonConfig, +) + +TValue = t.TypeVar('TValue') + + +class CommonCache: + """Common cache.""" + def __init__(self, args: CommonConfig) -> None: + self.args = args + + def get(self, key: str, factory: c.Callable[[], TValue]) -> TValue: + """Return the value from the cache identified by the given key, using the specified factory method if it is not found.""" + if key not in self.args.cache: + self.args.cache[key] = factory() + + return self.args.cache[key] + + def get_with_args(self, key: str, factory: c.Callable[[CommonConfig], TValue]) -> TValue: + """Return the value from the cache identified by the given key, using the specified factory method (which accepts args) if it is not found.""" + if key not in self.args.cache: + self.args.cache[key] = factory(self.args) + + return self.args.cache[key] |