import urllib3

 import certifi

 http = urllib3.PoolManager(

     cert_reqs='CERT_REQUIRED', # Force certificate check.

     ca_certs=certifi.where(),  # Path to the Certifi bundle.

 )

 try:

     res = http.request('GET', 'https://github.com')

     print(res.status)

     print(res.headers)

 except urllib3.exceptions.SSLError as e:

     print(e)