实例讲解Python中函数的调用与定义

调用函数： #!/usr/bin/env python3 # -*- coding: utf-8 -*- # 函数调用 >>> abs(100) 100 >>> abs(-110) 110 >>> abs(12.34) 12.34 >>> abs(1, 2) Traceback (most recent call last): File "<stdin>", line 1, in <module> TypeError: abs() takes exactly one argument (2 given) >>> abs('a') Traceback (most recent call l