str subclasses may have non-empty __slots__, bytes subclasses can't.
Clarify the wording of a news entry.
Issue #20055: Fix test_shutil under Windows with symlink privileges held.
Patch by Vajrasky Kok.
update copyright year
Update copyright dates in Mac plists.
parser: fix usage of Py_BuildValue() to build a parser error

Fix typo: "os" format => "Os"
Issue #18829: Add tests for the csv module for invalid characters (delimiter,
escapechar, quotechar)
Issue #20101: Allow test_monotonic to pass on Windows machines on which
time.get_clock_info('monotonic').resolution == 0.015600099999999999

This is just a workaround pending a real resolution to #20101.
remove brackets
avoid parameter name clash (closes #20108)
#17282: Document unittest.main defaultTest argument.
correct word for __annotations__ doc (closes #20110)

Patch from Claudiu Popa.
Issue #17432: Drop UCS2 from names of Unicode functions in python3.def.
Regenerate python34stub.def.
Whitespace.