[Python-checkins] [python/cpython] 0f7f67: test_distutils: test_build_ext uses EnvironGuard (...

[GitHub]

  Branch: refs/heads/2.7
  Home:   https://github.com/python/cpython
  Commit: 0f7f67660653517a5b3ed93e4b658583ff4cd355
      https://github.com/python/cpython/commit/0f7f67660653517a5b3ed93e4b658583ff4cd355
  Author: Victor Stinner <victor.stinner at gmail.com>
  Date:   2017-05-04 (Thu, 04 May 2017)

  Changed paths:
    M Lib/distutils/tests/test_build_ext.py

  Log Message:
  -----------
  test_distutils: test_build_ext uses EnvironGuard (#1458)

Use EnvironGuard on BuildExtTestCase to save/restore os.environ, to fix the
following warning:

Warning -- os.environ was modified by test_distutils

MSVCCompiler.initialize() of distutils.msvc9compiler modifies
os.environ.