unpickling them produced nonsensical results.

its low-level signal handler.  Patch by Hallvard B Furuseth.

(ISLOWER()/ISUPPER()/etc) have now been removed: use Py_ISLOWER() etc
instead.

Merge the doc for assertTrue/False, assert[Not]AlmostEqual, assert[Not]RegexpMatches, rephrase a couple of paragraphs, and remove redundant doc about the msg arg.

Clears a number of ResourceWarnings in test_httpservers.

in finally. Removes two ResourceWarnings.

as well as unicode strings.  Initial patch by Sandro Tosi.

unused undocumented value PyBUF_SHADOW, and strangely-looking code in
PyMemoryView_GetContiguous.

Issue #6081: Add str.format_map. str.format_map(mapping) is similar to str.format(**mapping), except mapping does not get converted to a dict.