元组-python3

"""
元组的定义和使用

Version: 1.0.0
Author: Catherine
Data: 2019-03-11
"""


def main():
    # 定义元祖
    t = ('Catherine', 29, True, '上海松江')
    print(t)
    # 获取元组中的元素
    # print(t[0])
    # print(t[1])
    # print(t[2])
    # print(t[3])

    # 遍历元组中的值
    # for member in t:
    #     print(member)

    # 重新给元组赋值
    # t[0] = '王大锤'		# TypeError
    # 变量t重新引用了新的元组 原来的元组被垃圾回收

    # t = ('王大锤', 20, True, '云南昆明')
    # print(t)

    # # 元组和列表的转换
    # person = list(t)
    # print(person)
    #
    # person[0] = '李小龙'
    # person[1] = 25
    # print(person)

    fruits_list = ['apple', 'banana', 'orange']
    fruits_tuple = tuple(fruits_list)
    print(fruits_list)
    print(fruits_tuple)
    print(fruits_tuple[1])


if __name__ == "__main__":
    main()