# parse.quote_plus   ---   url 编码

# parse.unquote_plus   ---   url 解码

from urllib import parse

url = 'http://www.baidu.com?query=python 基础教程'

print(parse.quote_plus(url))   #url 编码

print(parse.unquote_plus('http%3A%2F%2Fwww.baidu.com%3Fquery%3Dpython+%E5%9F%BA%E7%A1%80%E6%95%99%E7%A8%8B'))   #url 解码