Python Module of the Week

PyMOTW is a series of blog posts written by `Doug Hellmann <>`_.  It was started as a way to build the habit of writing something on a regular basis.  The focus of the series is building a set of example code for the modules in the `Python <>`_ standard library.

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Complete documentation for the standard library can be found on the Python web site at


As new articles are written, they are posted to `my blog <>`_.  Updates are available by `RSS <>`_ and `email <;loc=en_US>`_.

Translations and Other Versions

For information about translations and other versions of this document see the project information page,

Copyright and Licensing

All of the prose from the Python Module of the Week is licensed under a `Creative Commons Attribution, Non-commercial, Share-alike 3.0 <>`_ license.  You are free to share and create derivative works from it.  If you post the material online, you must give attribution and link to the PyMOTW home page (  You may not use this work for commercial purposes.  If you alter, transform, or build upon this work, you may distribute the resulting work only under the same or similar license to this one.

The source code included here is copyright Doug Hellmann and licensed under the BSD license.