本文實(shí)例為大家分享了python批量爬取下載抖音視頻的具體代碼，供大家參考，具體內(nèi)容如下

import os

import requests

import re

import sys

import asyncio

import aiohttp

headers = {

'user-agent': 'Mozilla/5.0 (iPhone; CPU iPhone OS 11_0 like Mac OS X) AppleWebKit/604.1.38 (KHTML, like Gecko) '

'Version/11.0 Mobile/15A372 Safari/604.1'

}

VIDEO_URLS, PAGE = [], 1

def get_info(url):

"""

:param url: 用戶的鏈接

:return:返回name，dytk，user_id 參數(shù)

"""

name = None

dytk = None

user_id = None

try:

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

user_id = response.url.split('/')[5].split('?')[0]

name = re.search(r'class="nickname">(.*?)<', response.text)[1]

dytk = re.search(r"dytk: '(.*?)'", response.text)[1]

except (TypeError, IndexError):

sys.stdout.write('Waring：輸入的鏈接錯(cuò)誤')

except requests.exceptions:

sys.stdout.write('Waring：鏈接錯(cuò)誤')

finally:

return name, user_id, dytk

def make_dir(name):

"""

建立文件夾

:param name: 用戶名稱

:return:

"""

if not os.path.isdir(name):

os.mkdir(name)

else:

pass

def get_all_video(user_id, max_cursor, dytk):

"""

獲取視頻的地址

:param user_id:

:param max_cursor:

:param dytk:

:return:

"""

url = "https://www.amemv.com/aweme/v1/aweme/post/?"

params = {'user_id': user_id,

'count': 21,

'max_cursor': max_cursor,

'dytk': dytk}

try:

response = requests.get(url=url, params=params, headers=headers)

if response.status_code == 200:

datas = response.json()

for data in datas['aweme_list']:

name = data.get('share_info').get('share_desc')

url = data.get('video').get('play_addr').get('url_list')[0].replace('playwm', 'play')

VIDEO_URLS.append([name, url])

if datas['has_more'] == 1 and datas.get('max_cursor') != 0:

global PAGE

print(f'收集第{PAGE}頁(yè)視頻')

PAGE += 1

return get_all_video(user_id, datas.get('max_cursor'), dytk)

else:

print('收集完成')

return VIDEO_URLS

else:

print('狀態(tài)碼：', response.status_code)

return None

except Exception as e:

print('Waring：', e)

return

async def download_video(index, name, video_name, url):

"""

下載視頻

:param index: 視頻id

:param name: 用戶名稱

:param video_name: 視頻名稱

:param url: 下載url

:return:

"""

print(f'正在下載第{index}個(gè)視頻：{video_name}')

video_path = '{}/{}.mp4'.format(name, video_name)

if not os.path.isfile(video_path):

try:

async with aiohttp.ClientSession() as session:

async with session.get(url=url, headers=headers, ssl=False) as response:

with open(video_path, 'wb') as f:

while True:

chunk = await response.content.read(1024)

f.write(chunk)

if not chunk:

break

print(f'下載完成第{index}個(gè)視頻：{video_name}')

except Exception as e:

print('waring：download faild', video_name, e)

return

else:

print('文件已存在')

def main():

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

name, user_id, dytk = get_info(url)

if not (name, user_id, dytk):

return

make_dir(name)

get_all_video(user_id, 0, dytk)

print(f'{name}：總共有{len(VIDEO_URLS)}個(gè)視頻')

tasks = []

for index, item in enumerate(VIDEO_URLS, 1):

video_name = item[0]

url = item[1]

tasks.append(asyncio.ensure_future(download_video(index, name, video_name, url)))

loop = asyncio.get_event_loop()

loop.run_until_complete(asyncio.wait(tasks))

loop.run_until_complete(asyncio.sleep(0))

loop.close()

print(f'{name}視頻下載完成！')

if __name__ == '__main__':

main()

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