On 14/02/21 8:48 am, Eric Traut wrote:
def is_str_list(val: Constrains[List[object]:List[str]) -> bool: ...
Maybe something like this? def is_str_list(val: List[str] if True else List[object]) -> bool: ... -- Greg _______________________________________________ Python-Dev mailing list -- python-dev@python.org To unsubscribe send an email to python-dev-le...@python.org https://mail.python.org/mailman3/lists/python-dev.python.org/ Message archived at https://mail.python.org/archives/list/python-dev@python.org/message/GLHQVM7NIYO2GZHGREJ5FE2KJ7AI3DTQ/ Code of Conduct: http://python.org/psf/codeofconduct/