元组(tuple)的创建 不可变数据类型
t = (1, 2, 4, True, 'westos')
索引
Service = ('nfs', 'http', 'samba')
print(Service[0])
切片
print(Service[::-1])
重复
print(Service * 3)
连接
print(Service + ('ftp', 'firewall'))
迭代
for ser in Service:
print(ser)
成员操作符
'ftp' in Service
元组常用方法
Service = ('nfs', 'http', 'samba')
Service.count('nfs')
Service.index('samba')