PYTHON-3905 Use from __future__ import annotations in all files #1370
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NoahStapp
approved these changes
Sep 7, 2023
| @@ -275,7 +276,7 @@ def delete(self, file_id: Any, session: Optional[ClientSession] = None) -> None: | |||
| self.__files.delete_one({"_id": file_id}, session=session) | |||
| self.__chunks.delete_many({"files_id": file_id}, session=session) | |||
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| def list(self, session: Optional[ClientSession] = None) -> List[str]: | |||
| def list(self, session: Optional[ClientSession] = None) -> list[str]: | |||
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I thought list and the other generics were added in Python 3.9, and yet the 3.7 tests pass. Does __future__ add this support?
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With __future__ we can use them as annotations, but not as concrete objects, e.g. in cast(list[foo], ... or in MyType = list[foo].
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