20191129字符串对齐方法

左对齐

list=['http://c.biancheng.net/python/','http://c.biancheng.net','https://www.baidu.com/']
for s in list:
    print(s.ljust(35))

右对齐

list=['http://c.biancheng.net/python/','http://c.biancheng.net','https://www.baidu.com/']
for s in list:
    print(s.rjust(35))