Python爬虫——爬取某网站的视频

import requests from lxml import etree import json if __name__ == '__main__': # UA伪装 head = { "User-Agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Edg/127.0.0.0" # 防盗链子 , "Referer":"/" , "Cookie":"CURRENT_FNVAL=4048; buvid3=BE2D386A-BBCB-E06E-8C2B-F5223B4C8BC517591infoc; b_nut=1721567317; _uuid=67165DF10-7B77-BDE8-3C63-732C2FCAF4D520375infoc; enable_web_push=DISABLE; buvid4=0245F01B-6C4B-CD5A-2EC5-BC060EC0777D18433-024072113-zRTpkL0r94scQqxGfSYKhQ%3D%3D; home_feed_column=5; header_theme_version=CLOSE; rpdid=|(Y|RJRR)Y~0J'u~kulY~Rkk; DedeUserID=1611307689; DedeUserID__ckMd5=b0865dba0b3ced5b; buvid_fp_plain=undefined; is-2022-channel=1; b_lsid=D8542F24_191412D93C0; bsource=search_bing; bmg_af_switch=1; bmg_src_def_domain=; browser_resolution=1659-943; bili_ticket=eyJhbGciOiJIUzI1NiIsImtpZCI6InMwMyIsInR5cCI6IkpXVCJ9.eyJleHAiOjE3MjM2MzQ1OTMsImlhdCI6MTcyMzM3NTMzMywicGx0IjotMX0.Ox8rnEpQH5i1H_wQfH2z5CzZC0y8PlqQCy1KVa8XEfQ; bili_ticket_expires=1723634533; SESSDATA=f567fef6%2C1738927393%2C5d207%2A82CjAh2pSUKwDLr1XiI6ncU5B6NXEfWKS7ES6mDC8yGxM6aT3-BTdvK0KAlYpMhCXtEXgSVkl2aTlQWUNacTZOZ0ZNXzJwZ21QT2ozMXFXcWtFc1FpNnBIWlNWbml2Y3BxNV80bUNMZTBVN1dyb3h0STU1ZklDM0MwckJvanRmTmNkeTBFcW5qYl9RIIEC; bili_jct=8d788bcb503d69ba2ded7dfbb53f6e58; sid=71po5kkf; fingerprint=0c7279b7c69b9542a76b8d9df9b7872a; buvid_fp=BE2D386A-BBCB-E06E-8C2B-F5223B4C8BC517591infoc; bp_t_offset_1611307689=964382000909647872" } # 1、指定url url = "/video/BV17w4m1e7PT/?spm_id_from=333..&vd_source=2a6e427465a2f829272f5863986dfa80" # 2、发送请求 response = requests.get(url, headers = head) # 3、获取响应的数据 res_text = response.text # 4、数据解析 tree = etree.HTML(res_text) with open("", "w", encoding="utf-8") as f: f.write(res_text) base_info = "".join(tree.xpath("/html/head/script[4]/text()"))[20:] info_dict = json.loads(base_info) video_url = info_dict["data"]["dash"]['video'][0]["baseUrl"] audio_url = info_dict["data"]["dash"]['audio'][0]["baseUrl"] video_content = requests.get(video_url, headers=head).content audio_content = requests.get(audio_url, headers=head).content with open("", "wb") as f: f.write(video_content) with open("audio2.mp4", "wb") as fp: fp.write(audio_content)