If the coroutine raised a BaseException, consume the exception to not log a
warning. The caller doesn't have access to the local task.

Patch by Jakub Wilk.

Patch by Claudiu Popa

In particular, correctly describe the behavior of ntpath.join.

Based on a patch by Dave Sawyer.

failures on Windows

Patch by Remi Pointel.

server_hostname methods and attributes of SSLSocket.

Tweak docstrigs and comments in affected functions in idlelib.configHandler.

Patch by Alexander Belopolsky.

variable to "ut" to avoid conflict with the C utime() function. Patch written
by Jeffrey Armstrong.

The result type is Py_ssize_t (and not int).

method so it can be reused by the new extension dialog.

_PyErr_ChainExceptions() function.

Initial patch by Mark Shannon.

The correct parameter name is "fp", not "file".

TODOs (mostly to do after add tests), and make a few other changes.

Remove the advice to never use relative imports; it is a leftover from 2.x implicit relative imports.
Remove the advice to locally import modules in __init__, it is a strange practice.
Remove the advice to use "from ... import *" with some modules.