Una función que permita sumar
def add(a, b): return a + b def substract(a, b): return a - b def multiply(a, b): return a * b def divide(a, b): return a / b def operate(operator, a, b): if operator == '+': return add(a, b) elif operator == '-': return substract(a, b) elif operator == '*': return multiply(a, b) elif operator == '/': return divide(a, b) else: print('Error: invalid operator') operate('+', 1, 2)