circle.py

import math

def calculate_circle(radius, type): if type == "area": return math.pi * radius ** 2 elif type == "circumference": return 2 * math.pi * radius

main.py

import circle

radius = 5 area = circle.calculate_circle(radius, "area") circumference = circle.calculate_circle(radius, "circumference")

print("圆的半径为：", radius) print("圆的面积为：", area) print("圆的周长为：", circumference)