# 引入扩展from urllib import request, error, parse# 定义url、请求头、请求参数url = "http://www.baidu.com"headers = {‘User-Agent‘: ‘Mozilla/5.0 3578.98 Safari/537.36‘}data = {‘wd‘: ‘python‘}#请求data = parse.urlencode(data).encode(‘utf-8‘)url = request.Request(url, headers=headers, data=data)print(request.urlopen(url).read().decode(‘utf-8‘))