import urllib.parse
import string
import requests
url = 'https://baidu.com/s?'
params = {
'wd': "中文",
'key': "baidu",
'value': "name"
}
str_params = urllib.parse.urlencode(params)
parse_url = url + str_params
end_url = urllib.parse.quote(parse_url, string.printable) # https://baidu.com/s?wd=%E4%B8%AD%E6%96%87&key=baidu&value=name
response = requests.get(end_url)
print(response.content.decode())