Issue #19085. Try to fix tkinter tests on Windows.
Issue #19286: Adding test demonstrating the failure when a directory is found in the package_data globs.
Issue #19286: [distutils] Only match files in build_py.find_data_files.
#15114: The html.parser module now raises a DeprecationWarning when the strict argument of HTMLParser or the HTMLParser.error method are used.
Use unittest.main() in test_htmlparser.
Merge test_htmlparser changes from 3.3.
Relax test for process return code on Windows.
Relax timeout test.
Merge.
Issue #19085: Fixed some Tkinter tests on Windows.
Null merge
Merge heads
Merge heads
Null merge
Update NEWS for 265d369ad3b9.
Merge with 3.2 for Issue #19286.
Merge with 3.3 for Issue #19286.
Issue #19478: Make choice of semaphore prefix more flexible.
Merge.
Mercurial:  ignore precompiled header files on Windows.