  from collections import namedtuple
  from django.core.paginator import InvalidPage, Paginator as DjangoPaginator
  from django.template import Context, loader
  from django.utils import six
  from django.utils.six.moves.urllib import parse as urlparse
  from django.utils.translation import ugettext_lazy as _
  from rest_framework.compat import OrderedDict
  from rest_framework.exceptions import NotFound
  from rest_framework.response import Response
  from rest_framework.settings import api_settings
 
</s> remove from django.core.paginator import InvalidPage, Paginator as DjangoPaginator
from django.template import Context, loader
 </s> add  </s> remove from rest_framework.response import Response
 </s> add  </s> remove from django.core.exceptions import ImproperlyConfigured
 </s> add 
from django.template import Context, loader
  from collections import namedtuple
  from django.core.paginator import InvalidPage, Paginator as DjangoPaginator
  from django.template import Context, loader
  from django.utils import six
from django.template import Context, loader
  from django.utils.translation import ugettext_lazy as _
  from rest_framework.compat import OrderedDict
  from rest_framework.exceptions import NotFound
  from rest_framework.response import Response
  from rest_framework.settings import api_settings
keep keep keep keep replace keep keep keep keep keep
 Cleanup import following PEP 8 style guide 
rest_framework/pagination.py