urllib运用（2）

# 使用parse对网址进行拼接操作
from urllib import request,parse
base_url = 'https://www.baidu.com/s?'
wd = input('请输入查询信息>>')
query_msg = {
    'wd':wd
}
msg = parse.urlencode(query_msg)
url = base_url+msg

header = {
    'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:68.0) Gecko/20100101 Firefox/68.0'
}

req = request.Request(url=url,headers=header)
response = request.urlopen(req).read().decode('utf-8')

with open('teiba.html','w',encoding='utf-8')as files:
    files.write(response)