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Diffstat (limited to 'Lib/test/test_optparse.py')
| -rw-r--r-- | Lib/test/test_optparse.py | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/Lib/test/test_optparse.py b/Lib/test/test_optparse.py index 9fcbe857c4..4582fa7ae8 100644 --- a/Lib/test/test_optparse.py +++ b/Lib/test/test_optparse.py @@ -1460,10 +1460,11 @@ class TestHelp(BaseTest): make_option("--foo", action="append", type="string", dest='foo', help="store FOO in the foo list for later fooing"), ] - # The parser constructor looks at the COLUMNS envar. We need to - # restore the original value after the parser is constructed, else - # that's a permanent change possibly affecting other tests, and - # definitely affecting these tests when they're run multiple times. + + # We need to set COLUMNS for the OptionParser constructor, but + # we must restore its original value -- otherwise, this test + # screws things up for other tests when it's part of the Python + # test suite. orig_columns = os.environ.get('COLUMNS') os.environ['COLUMNS'] = str(columns) try: |