handlers: ``ignore``, ``replace``, ``surrogateescape``, ``surrogatepass``.
Patch co-written with Serhiy Storchaka.

Closes #24884: refactored WatchedFileHandler file reopening into a separate method, based on a suggestion and patch by Marian Horban.

try to debug a hang on the FreeBSD 9 buildbot.

Run also eintr_tester.py with python "-u" command line option to try to get the
full output on hang/crash.

longer formatted twice.

longer formatted twice.

longer formatted twice.

getentropy() is blocking, whereas os.urandom() should not block. getentropy()
is supported since Solaris 11.3.

function instead of the getentropy() function. The getentropy() function is
blocking to generate very good quality entropy, os.urandom() doesn't need such
high-quality entropy.

sys.gettrace() when the test is executed, not when the module is loaded.

sys.settrace() may be after after the test is loaded.

sys.gettrace() when the test is executed, not when the module is loaded.

sys.settrace() may be after after the test is loaded.

sys.gettrace() when the test is executed, not when the module is loaded.

sys.settrace() may be after after the test is loaded.

On the x86 OpenBSD 5.8 buildbot, the integer overflow check is ignored. Copy
the tv_sec variable into a Py_time_t variable instead of "simply" casting it to
Py_time_t, to fix the integer overflow check.

Issue #25260: Fix ``python -m test --coverage`` on Windows. Remove the list of
ignored directories.

OpenBSD", I'm not sure that the change was really needed. I read the test
result of an old build because the OpenBSD was 100 builds late.

Patch written by Remi Pointel.

Restore also errno value before calling PyErr_SetFromErrno().

imported at startup) now uses the backslashreplace error handler.

imported at startup) now uses the backslashreplace error handler.

imported at startup) now uses the backslashreplace error handler.

* Fix "-m test --forever": replace _test_forever() with self._test_forever()
* Add unit test for --forever
* Add unit test for a failing test
* Fix also some pyflakes warnings in libregrtest

When the -jN command line option is used, display tests running since at least
30 seconds every minute.

No need to support.verbose in Regrtest.run_tests(), it's always set in
runtest().

* Remove runtest_ns(): pass directly ns to runtest().
* Create also Regrtest.rerun_failed_tests() method.
* Inline again Regrtest.run_test(): it's no more justified to have a method

* Rename setup_python() to setup_tests()
* Remove use_resources parameter of runtest()