bpo-25803: Avoid incorrect errors raised by Path.mkdir(exist_ok=True)…#807

serhiy-storchaka merged 1 commit intopython:3.5python/cpython:3.5from

serhiy-storchaka:backport-af7b9ec-3.5serhiy-storchaka/cpython:backport-af7b9ec-3.5Copy head branch name to clipboard