Found by Christian with Coverity.

Issue #8109: The ssl module now has support for server-side SNI, thanks to a :meth:`SSLContext.set_servername_callback` method.
Patch by Daniel Black.

In conformance with the documentation and the Python version.
Patch by Franck Michea.

In conformance with the documentation and the Python version.
Patch by Franck Michea.

close-on-exec flag atomically.

a key whose repr raise an exception.

a key whose repr raise an exception.

non-pydebug builds. Several extension modules now compile cleanly when
assert()s are enabled in standard builds (-DDEBUG flag).

non-pydebug builds. Several extension modules now compile cleanly when
assert()s are enabled in standard builds (-DDEBUG flag).

"honor direction and do a forward or backwards search": the runtime speed may
be different, but I consider that it doesn't really matter in practice. The
direction was never honored before: Python 2.7 uses memcmp() for the str type
for example.

TESTFN_UNDECODABLE, TESTFN_NONASCII of test.support from Python 3.4. Backport
tests on non-ASCII paths.

TESTFN_NONASCII of test.support from Python 3.4. Backport tests on non-ASCII
paths.

ASCII/surrogateescape codec is now used, instead of the locale encoding, to
decode the command line arguments. This change fixes inconsistencies with
os.fsencode() and os.fsdecode() because these operating systems announces an
ASCII locale encoding, whereas the ISO-8859-1 encoding is used in practice.

ASCII/surrogateescape codec is now used, instead of the locale encoding, to
decode the command line arguments. This change fixes inconsistencies with
os.fsencode() and os.fsdecode() because these operating systems announces an
ASCII locale encoding, whereas the ISO-8859-1 encoding is used in practice.

Issue #16828: Fix error incorrectly raised by bz2.compress(b'') and bz2.BZ2Compressor.compress(b'').

Initial patch by Martin Packman.

Initial patch by Martin Packman.

Patch by Martin Packman.