to prevent crashes.

In PySlice_IndicesEx, clip the step to [-PY_SSIZE_T_MAX, PY_SSIZE_T_MAX] rather than [PY_SSIZE_T_MIN, PY_SSIZE_T_MAX].

Issue #9526:  Remove outdated casts to int that were preventing the array module from working correctly with arrays > 2GB.

with os.kill.

exposed in Python.h.  This function is similar to POSIX
gettimeofday(struct timeval *tp), but available on platforms without
gettimeofday().

by the server. Many servers are buggy and advertise authentication methods they
o not support in reality. This change makes smtplib.auth() work more often in
the real world, where we face misconfigured servers and servers that advertise
methods they don't support due to the madness that is SASL.

Patch by Meador Inge.

(And similarly for complex numbers.)

Thanks Yitz Gale.

are now included in the set of attributes copied by default by
functools.wraps and functools.update_wrapper.  Patch by Terrence Cole.

The test suite currently skips test_multiprocessing on Windows
because it fails on finding _multiprocessing in several
win32-specific blocks. Removing the relative import lets this
through and allows the test to run (and pass).

Michele Orrù.

as per discussion with antoine revert changes made in 83708 as the user useing ftplib's readline methods is supposed to always use a binary file

fix issue #2944: asyncore doesn't handle connection refused correctly (patch by Alexander Shigin). Merged from 2.7 branch.

The RFCs encourage following Postel's law: be liberal in what you accept.
So if someone forgot to pad the base64 encoded word payload to an
even four bytes, we add the padding before handing it to base64mime.decode.
Previously, missing padding resulted in a HeaderParseError.

Patch by Jason Williams.

Improve detection of unpackaged files.

and the pure Python implementation in Lib/_threading_local.py

An argparse option parser created with a prefix_chars that did not
include a '-' would happily add -h and --help options, and then throw
an error when it tried to format the help because the - was an invalid
prefix character.  This patch makes it use the first character of
prefix_chars as the character for the help options if and only if '-'
is not one of the valid prefix_chars.

Fix by Theodore Turocy, unit tests by Catherine Devlin.