      """
  
      queryset = None
  
      def build_query(self, *args, **kwargs):
          """ Returns django.db.models.Q object to be used for the objects retrival.
  
          Arguments:
          - args: unnamed URL arguments
          - kwargs: named URL arguments
  
          If a URL passes any arguments to the view being the QueryMixin subclass
          build_query manages the arguments and provides the Q object that will be
          used for the objects retrival with filter/get queryset methods.
  
          Technically, neither args nor kwargs have to be provided, however the default
          behaviour is to map all kwargs as the query constructors so that if this
          method is not overriden only kwargs keys being model fields are valid.
  
          If positional args are provided, the last one argument is understood
          as the primary key.  However this usage should be considered
          deperecated, and will be removed in a future version.
          """
  
          tmp = dict(kwargs)
  
          # If the URLconf includes a .(?P<format>\w+) pattern to match against
 
</s> remove         tmp = dict(kwargs)
 </s> add         kwargs = dict(kwargs) </s> remove         Returns the dict with the data for model instance creation/update query.
 </s> add         Returns the dict with the data for model instance creation/update. </s> remove     def build_query(self, *args, **kwargs):
        # Build query is overriden to filter the kwargs priori
        # to use them as build_query argument
        filtered_keywords = kwargs.copy()

        return super(ReadModelMixin, self).build_query(*args, **filtered_keywords)

 </s> add  </s> remove         if BaseRenderer._FORMAT_QUERY_PARAM in tmp:
            del tmp[BaseRenderer._FORMAT_QUERY_PARAM]
 </s> add         if BaseRenderer._FORMAT_QUERY_PARAM in kwargs:
            del kwargs[BaseRenderer._FORMAT_QUERY_PARAM] </s> remove         model = self.resource.model
        return model.objects.get(self.build_query(*args, **kwargs))
 </s> add         return self.get_queryset().get(**kwargs)
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
      """
  
      queryset = None
  
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
    def get_query_kwargs(self, *args, **kwargs):
        """
        Return a dict of kwargs that will be used to build the
        model instance retrieval or to filter querysets.
          """
  
          tmp = dict(kwargs)
  
          # If the URLconf includes a .(?P<format>\w+) pattern to match against
keep keep keep keep replace replace replace replace replace replace replace replace replace replace replace replace replace replace replace replace replace replace keep keep keep keep keep
 Remove use of Q objects. 
djangorestframework/mixins.py