'Type hint of AsyncContextManager in PyCharm
I'm using Pycharm Professional 2022.1. I have an async method I use to manage the session with my database in asynchronous environments
@contextlib.asynccontextmanager
async def begin_transaction(self) -> AsyncIterator[Session]:
_session: Optional[Session] = None
try:
await self.session_lock.acquire()
_session: Session = Session()
yield _session
finally:
if _session is not None:
_session.commit()
_session.close()
if self.session_lock.locked():
self.session_lock.release()
But, when I use this method in an async statement, Pycharm doesn't recognize the type :
To use PyCharm auto-completion, I have to manually specify the type of the Session :
So, do you have any trick to type hint the output variable of a with statement on PyCharm without having to manually specify it ?
Sources
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Source: Stack Overflow
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