Python for Non-Programmers
If you've never programmed before, the tutorials on this page are recommended for you; they don't assume that you have previous experience. If you have programming experience, also check out the BeginnersGuide/Programmers page.
Each of these books can be purchased online and is also available as a completely free website.
Automate the Boring Stuff with Python - Practical Programming for Total Beginners by Al Sweigart is "written for office workers, students, administrators, and anyone who uses a computer to learn how to code small, practical programs to automate tasks on their computer."
How To Think Like a Computer Scientist is a classic open-source book by Allen Downey with contributions from Jeffrey Elkner and Chris Meyers. It was updated to Python 3 by Peter Wentworth.
Making Games with Python & Pygame by Al Sweigart introduces the Pygame framework for novices and intermediate programmers to make graphical games.
These sites give you instant feedback on programming problems that you can solve in your browser.
CheckiO is a gamified website containing programming tasks that can be solved in either Python 2 or 3.
Computer Science Circles has 30 lessons, 100 exercises, and a message system where you can ask for help. Teachers can use it with their students. It is also available in Dutch, French, German and Lithuanian. (Python 3)
How to Think Like a Computer Scientist: Interactive Edition (Python 3.x) is an interactive reimagination of Elkner, Downey and Meyer's book with visualizations and audio explanations.
Python on Codecademy (Python 2)
K-12 Oriented (for Children)
Build a "Pypet" Learn programming fundamentals in Python while building a tamagotchi style "Pypet" by Tatiana Tylosky.
Guido van Robot A teaching tool in which students write simple programs using a Python-like language to control a simulated robot. Field-tested at Yorktown High School, the project includes a lesson plan.
PythonTurtle A learning environment for Python suitable for beginners and children, inspired by Logo. Geared mainly towards children, but known to be successful with adults as well.
Tutorials and Websites
A Byte of Python, by Swaroop C.H., is also an introductory text for people with no previous programming experience. (Python 2)
After Hours Programming Python 3 Tutorial (Python 3)
Ask Python Absolute Beginners Python Tutorial (Python 3)
Instant Hacking A minimal crash course by Magnus Lie Hetland that's an excellent starting point. (Python 2)
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. (Python 2 and 3)
One Day of IDLE Toying A very gentle introduction to the IDLE development environment that comes with Python. This tutorial by Danny Yoo has been translated into nine different languages. (Python 2)
The Python tips blog includes Python tips and tutorials for beginners and professional programmers.
There is a Python Tutorial in Python's documentation set. It's not written with non-programmers in mind, but it will give you an idea of the language's flavor and style. It is available for both Python 2 and Python 3.
Pythonspot Tutorials Python tutorials.
The Python Guru A beginner friendly guide for aspiring programmers.
Tutorials for Scientific Audiences
These websites are written in support of science courses, but are general enough that anyone can learn from them.
Handbook of the Physics Computing Course Also available in various forms at the author's Python in Education page, this is a preliminary course handbook for 1st-year university students with no computing experience. This course material is still preliminary and assumes some high school-level maths. It does not cover object-oriented programming or graphical applications. (Python 2)
Pasteur Institute courses are aimed at biologists but are useful to anyone wanting to learn Python. Introduction to Programming using Python is for people completely new to programming.
The Programming Historian is a tutorial-style introduction to programming for practicing historians. It assumes that you're starting out with no prior programming experience and only a basic understanding of computers. (Python 2)
The Young Programmers Podcast contains video lessons on Python, Pygame, Jython, Scratch, Alice, Java and Scala.