Python 3 Beginners Reference

This document contains brief descriptions and examples of common Python commands. You can use it to review your knowledge, look up things quickly and accompany a beginners course on Python 3.

It is meant to help people learning Python as their first programming language. For an in-depth reference, please refer to www.python.org/doc.

Basics

• The IPython Shell
• Python Programs

Data Types

• Data Types
• Numbers
• Strings
• Tuples
• Lists
• Dictionaries
• Type Conversions
• Indexing
• Sorting

Input and Output

• Writing to the Screen
• String formatting
• Reading from the Keyboard

Reading and Writing Files

• Reading text files
• Writing text files
• Working with directories

Control Flow

• Conditional statements with if
• Loops with for
• Conditional Loops with while

Functions

• Builtin functions
• Functions
• Generators

Structuring Bigger Programs

• Modules and packages
• Handling Exceptions
• Introspection

Acknowledgements

This e-book contains contributions by Allegra Via, Kaja Milanowska, Anna Philips, Magdalena Rother and Tomasz Puton.

License

© 2016 Dr. Kristian Rother ([email protected])

Distributed under the conditions of the Creative Commons Attribution Share-alike License 4.0