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1.In Python, an assignment to the non existing variable raises no alert.

Why Python is not my favorite language

http://www.advogato.org/article/1008.html

Home - filemap - GitHub

FileMap is a file-based map-reduce system for data-parallel computation. The map-reduce method of parallel computing was introduced by Google and further popularized by open source implementations like Hadoop, Disco, and others. https://github.com/mfisk/filemap/wiki
http://spyced.blogspot.com/2006/12/wow-gzip-module-kinda-sucks.html

Wow, the gzip module kinda sucks

I needed to scan some pretty massive gzipped text files, so my first try was the obvious "for line in gzip.open(...)."
Python 2.7 is unsupported so far. http://psyco.sourceforge.net/

Psyco - Home Page

MySQLdb User's Guide

http://mysql-python.sourceforge.net/MySQLdb.html If you want to write applications which are portable across databases, use MySQLdb , and avoid using this module directly. _mysql provides an interface which mostly implements the MySQL C API.
Python is one of the more popular Open Source programming languages, owing largely to its own native expressiveness as well as to the variety of support modules that are available to extend its capabilities. One of these modules is DB-API, which, as the name implies, provides a database application programming interface. DB-API is designed to be relatively independent of details specific to any given database engine, to help you write database-access scripts that are portable between engines.

Writing MySQL Scripts with Python DB-API

http://www.kitebird.com/articles/pydbapi.html
http://www.djangobook.com/en/beta/ Copyright 2006, 2007, 2008, 2009 Adrian Holovaty and Jacob Kaplan-Moss.

The Django Book

Tutorial

Python is an easy to learn, powerful programming language. http://docs.python.org/tutorial/index.html
http://www.djangobook.com/

The Django Book

Each Web edition of the book lets you add and read comments on a per-paragraph basis, along the left margins. ( Get help here. ) To submit feedback that doesn't fit into the comment system, please contact us .
The Grimoire is different and deserves a category unto itself. http://www.awaretek.com/tutorials.html

Python Tutorials, more than 300, updated October 16, 2006, and c

clever, witty blog title » Blog Archive » Collaborative filterin

During a lunchtime conversation the other day, a coworker mentioned that he was hacking in his spare time on an entry for the Netflix Prize . This got me to thinking about collaborative filtering: why had I never seen a good description of how to do it?
W e regret to inform you that the article or post you were looking is nowhere to be found.

Django Comments framework

Python is an easy to learn, powerful programming language. It has efficient high-level data structures and a simple but effective approach to object-oriented programming.

Tutorial

Xah: A Perl-Python A Day

This is a tutorial on Perl & Python.