By Andy Brown

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Iterating sequences has a good claim to be the most important topic in Python. This tutorial shows the four types of sequences (tuples, lists, ranges and strings), explains how to loop over them and gives four practical examples of their use.

Chapters
00:00 Topic list
01:30 Lists and tuples
04:31 Mutability and converting types
08:27 Ranges and strings
12:17 Iterating over sequences (theory)
15:18 Iterating over sequences (practice)
20:41 Example 1 - listing files
22:51 Example 2 - listing words
25:34 Example 3 - listing module names
28:10 Example 4 - listing hyperlinks

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