fix character index in ExtendedInterpolation's exception message
fix character index in ExtendedInterpolation's exception message
backported rev 79713 from 3.4, test_recursion_limit skipped for -O0
null merge
clean the environment from pre-existing PYTHONWARNINGS for test_warnings
clean the environment from pre-existing PYTHONWARNINGS for test_warnings
Revert c9674421d78e, leaving an additional comment
Issue #17832: fix a compilation warning about a function prototype.
Also, make the private function static.
Issue #17244: Windows doesn't let you set permissions on directories.
Issue #17835: Fix test_io when the default OS pipe buffer size is larger than one million bytes.
Issue #17835: Fix test_io when the default OS pipe buffer size is larger than one million bytes.