# -*- coding: utf-8 -*-
# @Time    : 2020/11/30 11:02
# @Author  : tongtong
# @File    : calc.py
# @Software: Pycharm

# 计算器乘除法的类
class Calc:

    def div(self, a, b):
        return a / b

    def mul(self, a, b):
        return a * b


# if __name__ == '__main__':
#     calc = Calc()
#     print(calc.div('a', 0))
