REST APIs with Flask and Python - The "in" Keyword in Python

This video tutorial introduces the 'in' keyword in Python, which is used to check for membership in data structures like lists, sets, and strings. The tutorial provides examples of using 'in' with a list of friends, a set of movies, and checking substrings within strings. It highlights the utility of 'in' for determining if an element exists within these structures. The video concludes with a brief mention of the next topic, which involves using 'if' statements with the 'in' keyword.

What will happen if you check for a movie that is not in the set?

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Can the 'in' keyword be used with strings? Provide an example.

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