各位小夥伴，之前一段時間迷上了抖音小姐姐視訊，但是下載的視訊都有水印，於是自己用Python 寫了個爬取小姐姐視訊的工具，大家可以直接拷貝到自己編譯器上執行。經過半天的琢磨，自己用python搞出來一個根據抖音分享視訊連結去除水印並下載的功能。此外，我還利用pyqt5寫了個操作介面，這樣可以方便不懂程式碼的人使用。後面程式碼我都會一一貼上來。備註：這個只是個人興趣，參考程式碼的小夥伴切莫用於非法商業途徑；

環境：python3.0    pychram/eric  

url 獲取方式：頁面右邊的【分享】按鈕-》 複製連結。  提取出裡面的Url就好了。

直接上程式碼：

# -*- coding:utf-8 -*-

from splinter.driver.webdriver.chrome import Options, Chrome

from splinter.browser import Browser

from contextlib import closing

import requests, json, time, re, os, sys

 

class douyin():

    def __init__(self):

        pass

    """

    視訊下載

    Parameters:

        video_url: 帶水印的視訊地址

        video_name: 視訊名

    Returns:

        無

    """

    def video_downloader(self,  video_url, video_name=r'douyinsss.mp4'):

    

        size = 0

        headers = {

                "User-Agent": "Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Maxthon/4.3.2.1000 Chrome/30.0.1599.101 Safari/537.36"}

        try:

           with closing(requests.get(video_url, headers = headers,  stream=True, verify = False)) as response:

                chunk_size = 1024

                #print(response.text)

                content_size = int(response.headers['content-length']) 

                if response.status_code == 200:

                    sys.stdout.write('  [檔案大小]:%0.2f MB\n' % (content_size / chunk_size / 1024))

                    """

                    with open(video_name, 'ab') as file:

                        file.write(response.content)

                        file.flush()

                        print('receive data，file size : %d   total size:%d' % (os.path.getsize(video_name), content_size))

                    """

                    with open(video_name, "wb") as file:  

                        for data in response.iter_content(chunk_size = chunk_size):

                            file.write(data)

                            size += len(data)

                            file.flush()

        

                            #sys.stdout.write('  [下載進度]:%.2f%%' % float(size / content_size * 100) + '\r')

                            #sys.stdout.flush()

                    print('視訊下載完了...')

        except Exception as e:

            print(e)

            print('下載出錯啦.....')

       

    """

    視訊下載地址獲取

    Parameters:

        video_url: 帶水印的視訊地址

    Returns:

        視訊下載連結，視訊名字

    """

    def downloadUrlGet(self,  video_url):

        name = ''

        downloadUrl = ''

        headers = {

                'Proxy-Connection':'keep-alive', 

                'Host': 'v.douyin.com', 

                'Upgrade-Insecure-Requests':'1', 

                'Accept-Encoding': 'gzip, deflate', 

                'Accept-Language': 'zh-CN,zh;q=0.9', 

                "User-Agent": "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.146 Safari/537.36", 

                'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8'

            }

        req = requests.get(url = video_url, headers = headers,  verify = False)

        newUrl = req.url

        

        #print(req.text)

        print('newUrl:%s'%newUrl)

        print(req.history)

        #302重定向後的請求

        headers = {

                'Proxy-Connection':'keep-alive', 

                'Host': 'www.iesdouyin.com', 

                'Upgrade-Insecure-Requests':'1', 

                'Accept-Encoding': 'gzip, deflate', 

                'Accept-Language': 'zh-CN,zh;q=0.9', 

                "User-Agent": "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.146 Safari/537.36", 

                'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8'

            }

        req = requests.get(url = newUrl, headers = headers,  verify = False)

        reply = req.text

        #print(reply)

        p = reply.find('playAddr: "') +   len('playAddr: "')

        downloadUrl = reply[p: reply.find('"',  p)]

        print('downloadUrl:%s'%downloadUrl)

        p = reply.find('"name nowrap">') + len('"name nowrap">')

        name = reply[p: reply.find('<',  p)]

        print(name)

        return downloadUrl,  name

 

 

"""  開始主任務  """

url = 'http://v.douyin.com/dU2Dsn/'

handel = douyin()

downloadUrl,  name = handel.downloadUrlGet(url)

handel.video_downloader(url, name)