#https://www.iesdouyin.com/aweme/v1/aweme/favorite/?user_id=86371592618

 #&count=21&max_cursor=0&aid=1128&_signature=fBZqMxAcIH.WOSqz4s5eTHwWai&dytk=6849c66ff2a629554679fe#e4ad1343a5

 #分析url https://www.iesdouyin.com/share/user/86371592618

 #最终获取用户喜欢

 import requests

 url="https://www.iesdouyin.com/share/user/86371592618"

 #抖音本身反爬虫措施

 headers={

     'user-agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36'

 }

 #获得dytk

 reponse=requests.get(url,headers=headers)

 reponse.encoding='utf-8'

 #print(reponse.text)

 #获得dytk 通过正则进行筛选

 import re

 dytk=re.search("dytk: '(.*?)'",reponse.text).group(1)

 print(dytk)

 #组装数据

 params={

     'user_id':'',

     'count':'',

     'max_cursor': '',

     'aid': '',

     'dytk': dytk

 }

 aweme_list=[]

 def get_favor_video():

     #引用全局变量

     global aweme_list

     while True:

         # 请求数据

         furl = "https://www.iesdouyin.com/aweme/v1/aweme/favorite/"

         jsonstr = requests.get(furl, params=params, headers=headers).json()

         print(jsonstr)

         # 多次请求会出现正确数据

         #修改全局变量的值

         aweme_list = jsonstr.get('aweme_list')

         print(aweme_list)

         if len(aweme_list)!=0:

             break

 get_favor_video()

 #进行下一步解析

 #拼接视频地址

 for item in aweme_list:

     #读取视频uri

     video_uri=item['video']['play_addr']['uri']

     #拼接视频地址

     video="https://aweme.snssdk.com/aweme/v1/playwm/?video_id="+video_uri

     #下载视频

     #读取视频名称

     title=item['share_info']['share_desc']

     #写入视频

     mp4=requests.get(video,headers=headers,stream=True).content

     open('F:/PythonWork/test/video/' + title+'.mp4', 'wb').write(mp4)

 print("下载完成")