Original Translation
2837
(Contributed by Gregory Smith.)
2838
The :mod:`logging` module now implements a simple :class:`logging.NullHandler` class for applications that are not using logging but are calling library code that does. Setting-up a null handler will suppress spurious warnings such as "No handlers could be found for logger foo"::
2839
>>> h = logging.NullHandler() >>> logging.getLogger("foo").addHandler(h)
2840
(Contributed by Vinay Sajip; :issue:`4384`).
2841
The :mod:`runpy` module which supports the ``-m`` command line switch now supports the execution of packages by looking for and executing a ``__main__`` submodule when a package name is supplied.
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2842
(Contributed by Andi Vajda; :issue:`4195`.)
2843
The :mod:`pdb` module can now access and display source code loaded via :mod:`zipimport` (or any other conformant :pep:`302` loader).
2844
(Contributed by Alexander Belopolsky; :issue:`4201`.)
2845
:class:`functools.partial` objects can now be pickled.
2846
(Suggested by Antoine Pitrou and Jesse Noller. Implemented by Jack Diedrich; :issue:`5228`.)