[issue37411] testEnviron (test.test_wsgiref.HandlerTests) fails when environment variable X is set

[hai shi]

Change by hai shi <shihai1991 at 126.com>:


----------
pull_requests: +14383
pull_request: https://github.com/python/cpython/pull/14453

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue37411>
_______________________________________