Python爬取qq看点视频

# ！/usr/bin/python3
# -*- coding: utf-8 -*-
import re
from lxml import etree
import requests
import time
from tqdm import tqdm
import os
from urllib.request import urlopen
 
def download_from_url(url, dst):
    """
    @param: url to download file
    @param: dst place to put the file
    :return: bool
    """
    # 获取文件长度
    try:
        file_size = int(urlopen(url).info().get('Content-Length', -1))
    except Exception as e:
        print(e)
        print("错误，访问url: %s 异常" % url