What is a set and when would you use one?

Python lists, dictionaries and sets · Freshers

Model answer

A set is an unordered collection of unique, hashable items. Use it to remove duplicates (set(items)), to test membership quickly (x in s), and for operations like union, intersection and difference.

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Dictionaries, Tuples and Sets in Python in the course Python for Beginners: Learn to Code with Real Projects.

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