对python3标准库httpclient的使用详解

import http.client, urllib.parse
import http.client, urllib.parse
import random

USER_AGENTS = [
 "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; AcooBrowser; .NET CLR 1.1.4322; .NET CLR 2.0.50727)",
 "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; Acoo Browser; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.0.04506)",
 "Mozilla/4.0 (compatible; MSIE 7.0; AOL 9.5; AOLBuild 4337.35; Windows NT 5.1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)",
 "Mozilla/5.0 (Windows; U; MSIE 9.0; Windows NT 9.0; en-US)",
 "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET CLR 2.0.50727; Media Center PC 6.0)",
 "Mozilla/5.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET CLR 1.0.3705; .NET CLR 1.1.4322)",
 "Mozilla/4.0 (compatible; MSIE 7.0b; Windows NT 5.2; .NET CLR 1.1.4322; .NET CLR 2.0.50727; InfoPath.2; .NET CLR 3.0.04506.30)",
 "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN) AppleWebKit/523.15 (KHTML, like Gecko, Safari/419.3) Arora/0.3 (Change: 287 c9dfb30)",
 "Mozilla/5.0 (X11; U; Linux; en-US) AppleWebKit/527+ (KHTML, like Gecko, Safari/419.3) Arora/0.6",
 "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.2pre) Gecko/20070215 K-Ninja/2.1.1",
 "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9) Gecko/20080705 Firefox/3.0 Kapiko/3.0",
 "Mozilla/5.0 (X11; Linux i686; U;) Gecko/20070322 Kazehakase/0.4.5",
 "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.8) Gecko Fedora/1.9.0.8-1.fc10 Kazehakase/0.5.6",
 "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.56 Safari/535.11",
 "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3) AppleWebKit/535.20 (KHTML, like Gecko) Chrome/19.0.1036.7 Safari/535.20",
 "Opera/9.80 (Macintosh; Intel Mac OS X 10.6.8; U; fr) Presto/2.9.168 Version/11.52",
 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36'
]

def get_demo(num,keyword):
 page = urllib.parse.urlencode({'page':num})
 params = urllib.parse.urlencode({})

 headers = {'Referer': 'http://t66y.com/index.php',
    'User-Agent': random.choice(USER_AGENTS )
    'Accept - Encoding': 'gzip, deflate',
    'Accept - Language': 'zh - CN, zh;q = 0.9',
    }
 conn = http.client.HTTPConnection("ttty.com", timeout=10)

 conn.request("GET", "/thread0806.php?fid=16&"+page, params, headers)

 r1 = conn.getresponse()

 data = r1.read().decode('gbk') # This will return entire content.
 content = data.find(keyword)

 if content != -1:
  print('bingo:'+page)
 else:
  print('try {},status:{}'.format(page, r1.status))


def post_demo():
 params = urllib.parse.urlencode({'qruuid': 'asdf', 'user_uuid': '3423412dfasf'})
 headers = {"Content-type": "application/x-www-form-urlencoded",
    "Accept": "application/json"}
 conn = http.client.HTTPSConnection("wx.coderr.cn")
 conn.request("POST", "/api/qrcode", params, headers)
 response = conn.getresponse()
 print(response.status, response.reason)

 if not response.closed:
  data = response.read()
  print(data, type(data.decode('utf-8')))

 conn.close()

if __name__ == '__main__':
 pass