def get_opponent(player):
    # TODO: Normally, we would have a docstring here giving you details about 
    # the function you are writing... But we want to make sure you have the
    # guide open as you work through the assignment! You can find the 
    # implementation details there, right above Task1. Most programming work
    # in research and industry will require you to refer to multiple sources 
    # and we want you to practice this habit in CS1 :)
    return