and nested format_specs. Patch by Anthon van der Neut.

Replace script_helper.assert_python_ok() with subprocess.run().

It looks like the check for integer overflow doesn't work on x86 OpenBSD 5.8.

Issue #25227: Optimize ASCII and latin1 encoders with the ``surrogateescape``
error handler: the encoders are now up to 3 times as fast.

Initial patch written by Serhiy Storchaka.

Issue #25220: Fix test_regrtest.test_tools_buildbot_test() on release build (on
Windows), pass "+d" option to test.bat.

* test all available ways to run the Python test suite
* test many regrtest options: --slow, --coverage, -r, -u,  etc.

Note: python -m test --coverage doesn't work on Windows.

Issue #25233: Rewrite the guts of Queue to be more understandable and correct. (Merge 3.5->default.)

"./python -m test -W test_eintr" wrote Lib/test/eintrdata/eintr_tester.py
output to stdout which was not expected.

Since test_eintr doesn't hang anymore, remove the verbose mode instead.

The helper was added in 76641824cf05 11 years ago and it can be
removed now since all supported Python versions have tempfile.mkstemp().

Patch by Nir Soffer.

The helper was added in 76641824cf05 11 years ago and it can be
removed now since all supported Python versions have tempfile.mkstemp().

Patch by Nir Soffer.

The helper was added in 76641824cf05 11 years ago and it can be
removed now since all supported Python versions have tempfile.mkstemp().

Patch by Nir Soffer.