Now, after talking about lists, it’s time to checkout “sets” in Python. Key difference between lists and sets is no duplicate values would be allowed to store in sets. Welcome back ! I hope you understood tuples, lists. In this step, we will explore “Set” data type in python, with some operations such as add, remove, IN, “&”, Difference, intersection, union, issuperset, issubset and then some quiz for you to validate what you learnt so far.