Introductory Material on Python

High level descriptions

• What is Python?
  Executive summary, with pointers for further reading.
• What is Python?
  Another executive summary, by Guido van Rossum.
• An Introduction to Python
  One page overview, with pointers for further reading.
• Python: Yet Another Object Oriented Interpretive Scripting Language
  Longer overview by Enno Davids, presented in the AUUG Victorian Chapter Technical Conference, 1997.
• Glue It All Together With Python
  Guido sells Python to the object components community.
• Why Python?
  Eric Raymond explains why Python is his favorite programming language.
• Python Quick Reference
  For Python 2.2.
• Python Quick Reference
  For Python versions 2.0 and 2.1.

Introductions to Python programming for non-programmers

• Instant Hacking
  Learn how to program with Python. By Magnus Lie Hetland.
• A Non-Programmer's Tutorial for Python
  By Josh Cogliati.
• Learning to Program
  An introduction to programming for those who have never programmed before, by Alan Gauld. It introduces several programming languages but has a strong emphasis on Python.
• How to Think Like a Computer Scientist
  Allen Downey's open source book has a Python version. With Jeff Elkner. (Also at Andamooka.)
• Learn to Program using Python
  A tutorial by Richard Baldwin.

Introductions for programmers

• An Introduction to Python
  From Linux Journal Issue 21, by Jeff Bauer. Good to get started.
• Instant Python
  A 6-page minimal crash course by Magnus Lie Hetland.
• Software Carpentry
  This course is for people with some exposure to programming. It covers Python, but also covers version control and unit testing.
• Python Programming for Beginners
  This article is a practical introduction to writing non-trivial applications in Python. By Jacek Artymiak.
• Python for Science
  By Konrad Hinsen.
• Python Short Course
  By Richard P. Muller, Caltech.

Full tutorials

• Python Tutorial
  In the standard documentation, by Guido van Rossum. A classic.
• A Byte of Python
  Tutorial by Swaroop C H.
• The What, Why, Who and Where of Python
  In UnixWorld Online, by Aaron Watters. Also a classic.
• Appendix E of Mark Lutz' Python book (Programming Python)
  Not available online, but chances are that you own the book and hadn't noticed this appendix!
• Dive Into Python
  A free Python tutorial for experienced programmers by Mark Pilgrim.
• Scripting course by Hans Petter Langtangen
  A CS course on scripting that spans a wide range: why scripting, Perl vs. Python, intro to Python, regular expressions, Tkinter, CGI.

Locating additional tutorials

• Useless Python
• Google Directory
• Python Cookbook, from ActiveState.