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chore(internal): add lru_cache helper function #1329

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Apr 17, 2024
Merged

chore(internal): add lru_cache helper function #1329

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1 change: 1 addition & 0 deletions src/openai/_utils/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@
is_list as is_list,
is_given as is_given,
is_tuple as is_tuple,
lru_cache as lru_cache,
is_mapping as is_mapping,
is_tuple_t as is_tuple_t,
parse_date as parse_date,
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8 changes: 8 additions & 0 deletions src/openai/_utils/_utils.py
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Expand Up @@ -389,3 +389,11 @@ def get_async_library() -> str:
return sniffio.current_async_library()
except Exception:
return "false"


def lru_cache(*, maxsize: int | None = 128) -> Callable[[CallableT], CallableT]:
"""A version of functools.lru_cache that retains the type signature
for the wrapped function arguments.
"""
wrapper = functools.lru_cache(maxsize=maxsize)
return cast(Any, wrapper) # type: ignore[no-any-return]