Discover Python, Part 5, Programming in Python
Controlling the flow
From the developerWorks archives
Date archived: January 4, 2017 | First published: September 20, 2005
Begin exploring how to do things in Python. This article focuses on flow control, which is one of the simplest methods for writing programs. In this programming model, data is manipulated -- perhaps from a user interface, sensors, or a file; depending on the value of the data or resulting expressions, different actions are taken. Python provides several flow control mechanisms. This article discusses the if statement, and the while and for loops.
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