ruff/crates/ruff_linter/resources/test/fixtures/refurb/FURB168.py

52 lines
884 B
Python

foo: object
# Errors.
if isinstance(foo, type(None)):
pass
if isinstance(foo, (type(None))):
pass
if isinstance(foo, (type(None), type(None), type(None))):
pass
if isinstance(foo, None | None):
pass
if isinstance(foo, (None | None)):
pass
if isinstance(foo, None | type(None)):
pass
if isinstance(foo, (None | type(None))):
pass
# A bit contrived, but is both technically valid and equivalent to the above.
if isinstance(foo, (type(None) | ((((type(None))))) | ((None | type(None))))):
pass
# Okay.
if isinstance(foo, int):
pass
if isinstance(foo, (int)):
pass
if isinstance(foo, (int, str)):
pass
if isinstance(foo, (int, type(None), str)):
pass
# This is a TypeError, which the rule ignores.
if isinstance(foo, None):
pass
# This is also a TypeError, which the rule ignores.
if isinstance(foo, (None,)):
pass