Are Sets Mutable in Python?

Yes, sets are mutable in Python. This means that you can modify the contents of a set after it has been created. You can add or remove elements from a set but like dictionaries, the elements within a set must be immutable types.

Example of Mutability in Sets

Adding Elements to a Set

You can add elements to a set using add() method:

{1, 2, 3, 4}

What Does It Mean for Sets to Be Mutable?

When we say that sets are mutable, we mean that:

1. You can add elements to a set after it is created.
2. You can remove elements from a set.
3. You can update a set by performing set operations (like union, intersection, etc.).