"""
example05 - 函数,
author: tanlie
date: 2026/8/22
"""


def test(x: int, y: int) -> int:
    print("test()函数被调用了")
    return x + y


test(1, 2)


# test("a", 1) # 这里会报错，因为字符串和整数不能相加


def test2(x: int, y: int) -> tuple:
    return x, y


print(type(test(1, 2)))
print(type(test2(1, 2)))

a, b = test2(1, 2)
print("a, b ->", a, b)