path: root/Misc/NEWS.d/next/Library/2019-03-28-21-17-08.bpo-30427.lxzvbw.rst

``os.path.normcase()`` relies on ``os.fspath()`` to check the type of its argument. Redundant checks have been removed from its ``posixpath.normcase()`` and ``ntpath.normcase()`` implementations.
Patch by Wolfgang Maier.