Files
requests/tests/utils.py
T
Brett Higgins 4bf8866172 Add 'all' proxy selection to select_proxy
It seems it's necessary both in pulling all_proxy from the environment
(rebuild_proxies) and deciding which proxy to use (select_proxy).

Also added new functional test.
2016-05-13 15:30:38 -04:00

18 lines
366 B
Python

import contextlib
import os
@contextlib.contextmanager
def override_environ(**kwargs):
save_env = dict(os.environ)
for key, value in kwargs.items():
if value is None:
del os.environ[key]
else:
os.environ[key] = value
try:
yield
finally:
os.environ.clear()
os.environ.update(save_env)