python将下载到本地m3u8视频合成MP4

import os import requests import datetime from Crypto.Cipher import AES def decode_key_file(key_file_name): with open(key_file_name,r) as f: data=f.read() return data def decode_m_file(m_file_name): with open(m_file_name,r) as f: data=f.read() return d