day-13-inheritance.py

class BasicCalculator:
    def sum(self, numlist: list):
        _sum = 0

        for num in numlist:
            _sum += num

        return _sum

class ComplexCalculator(BasicCalculator):
    pass

basic = BasicCalculator()
complex = ComplexCalculator()

print(basic.sum([1, 2, 3]))
print(complex.sum([1, 2, 3]))