  import django
  from django.conf import settings
  from django.test import testcases
  from django.test.client import Client as DjangoClient
  from django.test.client import ClientHandler
  from django.utils import six
  from django.utils.encoding import force_bytes
  from django.utils.http import urlencode
 
</s> remove import warnings
 </s> add  </s> remove from rest_framework.compat import RequestFactory as DjangoRequestFactory
from rest_framework.compat import force_bytes_or_smart_bytes
 </s> add  </s> remove import warnings

 </s> add  </s> remove 
try:
    # In 1.5 the test client uses force_bytes
    from django.utils.encoding import force_bytes as force_bytes_or_smart_bytes
except ImportError:
    # In 1.4 the test client just uses smart_str
    from django.utils.encoding import smart_str as force_bytes_or_smart_bytes


# RequestFactory only provides `generic` from 1.5 onwards
if django.VERSION >= (1, 5):
    from django.test.client import RequestFactory
else:
    from django.test.client import RequestFactory as DjangoRequestFactory

    class RequestFactory(DjangoRequestFactory):
        def generic(self, method, path,
                data='', content_type='application/octet-stream', **extra):
            parsed = _urlparse(path)
            data = force_bytes_or_smart_bytes(data, settings.DEFAULT_CHARSET)
            r = {
                'PATH_INFO': self._get_path(parsed),
                'QUERY_STRING': force_text(parsed[4]),
                'REQUEST_METHOD': six.text_type(method),
            }
            if data:
                r.update({
                    'CONTENT_LENGTH': len(data),
                    'CONTENT_TYPE': six.text_type(content_type),
                    'wsgi.input': FakePayload(data),
                })
            r.update(extra)
            return self.request(**r)


 </s> add 
from django.test.client import RequestFactory as DjangoRequestFactory
  import django
  from django.conf import settings
  from django.test import testcases
  from django.test.client import Client as DjangoClient
from django.test.client import RequestFactory as DjangoRequestFactory
  from django.test.client import ClientHandler
  from django.utils import six
  from django.utils.encoding import force_bytes
  from django.utils.http import urlencode
keep keep keep add keep keep keep keep
 Bump minimum Django version to 1.5 
rest_framework/test.py