‘Calculator’ is a blueprint(Class) for an object. In order to use the function in the blueprint you have to create an object with that blueprint(class) class Calculator: def __init__(self,n1,n2): self.n1=n1 self.n2=n2 def add(self): return (self.n1+self.n2) n1 = int(input()) n2 = int(input()) x = Calculator(n1, n2) print(x.add()) In this case the object ‘x’ was created with ‘Calculator’ class, and was able to use the add() function in the ‘Calculator’ class
15th Jan 2022, 7:40 AM