"""CoolStoryBob"""

def func(a,b):
    """"Returns sum of a and b"""
    return a+b

def multiply(a,b):
    """"Returns a multiply b"""
    return a*b

class Animal():
    """Real animals"""
    a = 'Lion'

class Human(Animal):
    """Real humans"""
    def a(self):
        """Built in"""
        return 'Lisa'
