  import shutil
  import sys
  from io import open
  
  from setuptools import setup, find_packages
  
  try:
      from pypandoc import convert_file
  
      def read_md(f):
 
</s> remove from django.test.client import RequestFactory as DjangoRequestFactory
 </s> add  </s> remove from django.core.paginator import Paginator as DjangoPaginator
 </s> add  </s> remove from django.core.exceptions import ValidationError as DjangoValidationError
 </s> add 
from setuptools import find_packages, setup
  import shutil
  import sys
  from io import open
  
from setuptools import find_packages, setup
  
  try:
      from pypandoc import convert_file
  
      def read_md(f):
keep keep keep keep replace keep keep keep keep keep
 Upgrade isort (#5817)

* Fix isort

* runtests: add --diff to ISORT_ARGS

* requirements-codestyle: bump isort to 4.3.3

* isort: move config to setup.cfg 
setup.py