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PyMOTW: urllib2

The urllib2 module provides an updated API for using internet resources identified by URLs. It is designed to be extended by individual applications to support new protocols or add variations to existing protocols (such as handling HTTP basic authentication).

PyMOTW: abc - abstract base classes

Define and use abstract base classes for API checks in your code using the abc module.

PyMOTW: pyclbr

pyclbr can scan Python source to find classes and stand-alone functions. The information about class, method, and function names and line numbers is gathered using tokenize without importing the code.

PyMOTW: robotparser

robotparser implements a parser for the robots.txt file format, including a simple function for checking if a given user agent can access a resource. It is intended for use in well-behaved spiders or other crawler applications that need to either be throttled or otherwise restricted.

Four short links: 19 June 2009

Inside-Out Multiplication Table -- very cool way to view the patterns of factors. Math is beauty with subscripts. High-Speed Camera -- capture 100 frames at up to 1M frames/second. The sample videos, of a bullet liquefying on impact and a shotgun string boiling past, are stunning. The Makezine high-speed photography kit is the cheap amateur version. Open Source Energy...

PyMOTW: gettext

The gettext module provides an all-Python implementation compatible with the GNU gettext library for message translation and catalog management.

PyMOTW: json

The json module provides an API similar to pickle for converting in-memory Python objects to a serialized representation known as "JavaScript Object Notation".

Visualizing the U.S. Senate Social Graph, 1991 - 2009 [Part 1]

Arlen Specter's party switch was big news, but a quick visualization technique shows it was a long time coming. What other surprises might lurk in the Senate Social graph?

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