  import base64
  import logging
  import string
  from contextlib import suppress
  from datetime import datetime, timedelta
  
  from django.conf import settings
  from django.contrib.sessions.exceptions import SuspiciousSession
  from django.core.exceptions import SuspiciousOperation
 
</s> remove from contextlib import suppress
 </s> add  </s> remove from contextlib import suppress

 </s> add  </s> remove from contextlib import suppress
 </s> add  </s> remove from contextlib import suppress
 </s> add  </s> remove from contextlib import suppress
 </s> add 
  import base64
  import logging
  import string

  from datetime import datetime, timedelta
  
  from django.conf import settings
  from django.contrib.sessions.exceptions import SuspiciousSession
  from django.core.exceptions import SuspiciousOperation
keep keep keep replace keep keep keep keep keep
 Reverted "Fixed #27818 -- Replaced try/except/pass with contextlib.suppress()."

This reverts commit 550cb3a365dee4edfdd1563224d5304de2a57fda
because try/except performs better. 
django/contrib/sessions/backends/base.py