Guido van Rossum added the comment: Actually isinstance() shouldn't be supported by most things in typing.py (except for those that mimic existing collection ABCs). Even issubclass() should be taken out according to the BDFL-delegate for PEP 484. See https://github.com/ambv/typehinting/issues/136
---------- _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue25830> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com