"""Lists, tuples, and dictionaries are a few of the containers built into
Python. Research Python sets (a type of container). When would you use a set?"""

"""Constructs a new empty Set object. If the optional iterable parameter
is supplied, updates the set with elements obtained from iteration. All of
the elements in iterable should be immutable or be transformable to an
immutable using the protocol described in section Protocol for
automatic conversion to immutable."""

"""Useful for updating employee profiles, other profiles""" 
