Python issubclass not working

Describes the cause and action for error messages.

Error Message(English):
issubclass not working



issubclass() returns False on the same class imported from ...・・・

python-openstackclient issubclass() arg 1 must be a class・・・

isinstance() and issubclass() return conflicting results

Why do I get False when using issubclass in this way?

usage of issubclass

How do you make issubclass work - Python - Bytes

Issue 33018: Improve issubclass() error checking and message ...

Issue 22540: speed up isinstance and issubclass for ...

Issue 12029: Allow catching virtual subclasses in ...

Issue 7796: No way to find out if an object is an ...


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