python3中urllib模块指定User-Agent抓取网页

"""
作者：皮蛋编程(https://www.pidancode.com)
创建日期：2022/3/17
修改日期：2022/3/17
功能描述：python中urllib模块指定User-Agent抓取网页
"""
from urllib import request

request_headers = {'User-Agent': 'pidancode.com/1.3.7'}
req = request.Request('https://www.pidancode.com/', None, request_headers)
response = request.urlopen(req)
print(response.read(2000))