akira added the comment: Related: issue4926 "putenv() accepts names containing '=', return value of unsetenv() not checked"
`os.environ.clear()` also fails if the environment contains names with `=`: >>> import os >>> os.environ['a=b'] = 'c' >>> os.environ.clear() Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/.../lib/python3.4/_collections_abc.py", line 558, in clear self.popitem() File "/.../lib/python3.4/_collections_abc.py", line 551, in popitem del self[key] File "/.../lib/python3.4/os.py", line 662, in __delitem__ self.unsetenv(encodedkey) OSError: [Errno 22] Invalid argument ---------- nosy: +akira _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue20658> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com