python爬虫怎么下

import urllib.request# 下载文件url = "http://www.example.com/file.zip"urllib.request.urlretrieve(url, "file.zip")

import requests# 下载文件url = "http://www.example.com/file.zip"response = requests.get(url)with open("file.zip", "wb") as f:    f.write(response.content)