  """
  Provides various throttling policies.
  """
  from __future__ import unicode_literals
  
  import time
  
  from django.core.cache import cache as default_cache
  from django.core.exceptions import ImproperlyConfigured
  
 
</s> remove from __future__ import unicode_literals
 </s> add  </s> remove from __future__ import unicode_literals

 </s> add  </s> remove from __future__ import unicode_literals

 </s> add  </s> remove from __future__ import unicode_literals

 </s> add  </s> remove from __future__ import unicode_literals

 </s> add 
  """
  Provides various throttling policies.
  """


  import time
  
  from django.core.cache import cache as default_cache
  from django.core.exceptions import ImproperlyConfigured
  
keep keep keep replace replace keep keep keep keep keep
 Dropped Python 2 compatibility. (#6615)

Thanks to Jon Dufresne (@jdufresne) for review.

Co-authored-by: Asif Saif Uddin <auvipy@gmail.com>
Co-authored-by: Rizwan Mansuri <Rizwan@webbyfox.com> 
rest_framework/throttling.py