问题一、

执行请求时，warning警告：

InsecureRequestWarning: Unverified HTTPS request is being made to host 'www.cnblogs.com'. Adding certificate verification is strongly advised. See: https://urllib3.readthedocs.io/en/latest/advanced-usage.html#ssl-warnings
  warnings.warn(
![image.png](https://upload-images.jianshu.io/upload_images/4899983-0a67dc27143942a5.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240)

解决方案：

import urllib3
import requests  # 导入requests
urllib3.disable_warnings()
session = requests.session()
# SSL证书验证的方法：加参数：verify=证书路径，或verify=False 不验证ssl 默认为True