Web Reference: This document discusses ways to produce robust programs, including: - Input validation such as type, range, format and length checks to ensure valid user input. To create great programs you must try to anticipate the unexpected and create a “defensive design” that will withstand users using it in unusual ways. The purpose of defensive design is to ensure that a program runs correctly and continues to run no matter what actions a user takes. This workbook focusses on only producing robust Python programs allowing you avoid the overwhelm students may experience when using large textbooks. Tasks are used through the workbook to reinforce the learning and allow you to check their progress.
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