您可以使用运算符模块和字典：
import operatorops = { "+": operator.add, "-": operator.sub, "*": operator.mul, "/": operator.div} op_char = input('enter a operand')op_func = ops[op_char]result = op_func(a, b)
您可以使用运算符模块和字典：
import operatorops = { "+": operator.add, "-": operator.sub, "*": operator.mul, "/": operator.div} op_char = input('enter a operand')op_func = ops[op_char]result = op_func(a, b)名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
