如何通过50行Python代码获取公众号全部文章

{
 "ret": 0,
 "errmsg": "ok", # 请求状态
 "msg_count": 10, # 信息条数
 "can_msg_continue": 1, # 是否还可以继续获取，1代表可以。0代表不可以，也就是最后一页
 "general_msg_list": "{"list":[]}", # 公众号文本信息
 "next_offset": 20, 
 "video_count": 1,
 "use_video_tab": 1,
 "real_type": 0,
 "home_page_list": []
}

 params = {
 '__biz': biz,
 'uin': uin,
 'key': key,
 'offset': offset,
 'count': count,
 'action': 'getmsg',
 'f': 'json'
 }
 headers = {
 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.131 Safari/537.36'
 }
 response = requests.get(url=url, params=params, headers=headers)
 resp_json = response.json()
 if resp_json.get('errmsg') == 'ok':
 resp_json = response.json()
 # 是否还有分页数据， 用于判断return的值
 can_msg_continue = resp_json['can_msg_continue']
 # 当前分页文章数
 msg_count = resp_json['msg_count']
 general_msg_list = json.loads(resp_json['general_msg_list'])
 list = general_msg_list.get('list')
 print(list, "**************")

[{
 "comm_msg_info": {
 "id": 1000000038,
 "type": 49,
 "datetime": 1560474000,
 "fakeid": "3881067844",
 "status": 2,
 "content": ""
 },
 "app_msg_ext_info": {
 "title": "入门爬虫，这一篇就够了！！！",
 "digest": "入门爬虫，这一篇就够了！！！",
 "content": "",
 "fileid": 0,
 "content_url": "http:XXXXXX",
 "source_url": "",
 "cover": "I5kME6BVXeLibZDUhsiaEYiaX7zOoibxa9sb4stIwrfuqID5ttmiaoVAFyxKF6IjOCyl22vg8n2NPv98ibow\/0?wx_fmt=jpeg",
 "subtype": 9,
 "is_multi": 0,
 "multi_app_msg_item_list": [],
 "author": "Python3X",
 "copyright_stat": 11,
 "duration": 0,
 "del_flag": 1,
 "item_show_type": 0,
 "audio_fileid": 0,
 "play_url": "",
 "malicious_title_reason_id": 0,
 "malicious_content_type": 0
 }
},{...},{...},{...},{...},{...},{...},{...},{...},{...}]

# Mongo配置
conn = MongoClient('127.0.0.1', 27017)
db = conn.wx #连接wx数据库，没有则自动创建
mongo_wx = db.article #使用article集合，没有则自动创建
for i in list:
 app_msg_ext_info = i['app_msg_ext_info']
 # 标题
 title = app_msg_ext_info['title']
 # 文章地址
 content_url = app_msg_ext_info['content_url']
 # 封面图
 cover = app_msg_ext_info['cover']
 # 发布时间
 datetime = i['comm_msg_info']['datetime']
 datetime = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(datetime))
 mongo_wx.insert({
 'title': title,
 'content_url': content_url,
 'cover': cover,
 'datetime': datetime
 })

pip3 install pdfkit -i http://pypi.douban.com/simple --trusted-host pypi.douban.com
 import pdfkit
pdfkit.from_url('公众号文章地址', 'out.pdf')

import requests
import json
import time
from pymongo import MongoClient
url = 'http://mp.weixin.qq.com/mp/xxx'（公众号不让添加主页链接，xxx表示profile_ext)
# Mongo配置
conn = MongoClient('127.0.0.1', 27017)
db = conn.wx #连接wx数据库，没有则自动创建
mongo_wx = db.article #使用article集合，没有则自动创建
def get_wx_article(biz, uin, key, index=0, count=10):
 offset = (index + 1) * count
 params = {
 '__biz': biz,
 'uin': uin,
 'key': key,
 'offset': offset,
 'count': count,
 'action': 'getmsg',
 'f': 'json'
 }
 headers = {
 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.131 Safari/537.36'
 }
 response = requests.get(url=url, params=params, headers=headers)
 resp_json = response.json()
 if resp_json.get('errmsg') == 'ok':
 resp_json = response.json()
 # 是否还有分页数据， 用于判断return的值
 can_msg_continue = resp_json['can_msg_continue']
 # 当前分页文章数
 msg_count = resp_json['msg_count']
 general_msg_list = json.loads(resp_json['general_msg_list'])
 list = general_msg_list.get('list')
 print(list, "**************")
 for i in list:
 app_msg_ext_info = i['app_msg_ext_info']
 # 标题
 title = app_msg_ext_info['title']
 # 文章地址
 content_url = app_msg_ext_info['content_url']
 # 封面图
 cover = app_msg_ext_info['cover']
 # 发布时间
 datetime = i['comm_msg_info']['datetime']
 datetime = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(datetime))
 mongo_wx.insert({
 'title': title,
 'content_url': content_url,
 'cover': cover,
 'datetime': datetime
 })
 if can_msg_continue == 1:
 return True
 return False
 else:
 print('获取文章异常...')
 return False
if __name__ == '__main__':
 biz = 'Mzg4MTA2Nzg0NA=='
 uin = 'NDIyMTI5NDM1'
 key = '20a680e825f03f1e7f38f326772e54e7dc0fd02ffba17e92730ba3f0a0329c5ed310b0bd55b3c0b1f122e5896c6261df2eaea4036ab5a5d32dbdbcb0a638f5f3605cf1821decf486bb6eb4d92d36c620'
 index = 0
 while 1:
 print(f'开始抓取公众号第{index + 1} 页文章.')
 flag = get_wx_article(biz, uin, key, index=index)
 # 防止和谐，暂停8秒
 time.sleep(8)
 index += 1
 if not flag:
 print('公众号文章已全部抓取完毕，退出程序.')
 break
 print(f'..........准备抓取公众号第{index + 1} 页文章.')