General Set API

From the Python documentation.

Class	Inherits from	Abstract methods	Mixin methods
collections.abc.Set	collections.abc.Collection	__contains__, __iter__, __len__	__le__, __lt__, __eq__, __ne__, __gt__, __ge__, __and__, __or__, __sub__, __xor__, and isdisjoint
collections.abc.MutableSet	collections.abc.Set	__contains__, __iter__, __len__, add, discard	Inherited Set methods and clear, pop, remove, __ior__, __iand__, __ixor__, and __isub__
set	—		collections.abc.MutableSet methods and __rand__, __ror__, __rsub__, __rxor__, copy, difference, difference_update, discard, intersection, intersection_update, issubset, issuperset, symmetric_difference, symmetric_difference_update, union, update
frozenset	—		collections.abc.Set methods and __rand__, __ror__, __rsub__, __rxor__, copy, difference, intersection, symmetric_difference, union
typing.AbstractSet (deprecated since 3.9)	equal to collections.abc.Set
typing.Set (deprecated since 3.9)	equal to set
typing.MutableSet (deprecated since 3.9)	equal to collections.abc.MutableSet
typing.FrozenSet (deprecated since 3.9)	equal to frozenset