This is not a full Python reference by far—you can find that in the standard Python documentation ( Rather, this is a handy “cheat sheet” that can be useful for refreshing your memory as you start out programming in Python. See Appendix D for changes in the language that are introduced in version 3.0.


This section summarizes Python expressions. Table B-1 lists the most important basic (literal) values in Python; Table B-2 lists the Python operators, along with their precedence (those with high precedence are evaluated before those with low precedence); Table B-3 describes some of the most important built-in ...

Get Beginning Python: From Novice to Professional, Second Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.