Add some documentation for IncrementalParesr
Remove superfluous try/except
Issue #16694: Add a pure Python implementation of the operator module.
Patch by Zachary Ware.
#17409: Document RLIM_INFINITY and use it to clarify the setrlimit docs.
Merge #17409: Document RLIM_INFINITY and use it to clarify the setrlimit docs.
Isuse #17720: Fix APPENDS handling in the Python implementation of Unpickler
to correctly process the opcode when it is used on non-list objects.
Merge 3.3
Issue #17801: fix shebang line of gprof2html.py
Issue #17801: fix shebang line of gprof2html.py
Remove duplicated tests.
Merge removal of duplicated tests from 3.3.
Remove trailing whitespace.
Merge removal of trailing whitespace from 3.3.
Fix reference leak in _pickle.
Merge 3.3
#17065: Use process-unique key for winreg test.

Patch by Jeremy Kloth.
Merge #17065: Use process-unique key for winreg test.

Patch by Jeremy Kloth.