              if data.startswith(prefix):
                  data = '/' + data[len(prefix):]
  
          try:
              match = resolve(data)
          except Resolver404:
              self.fail('no_match')
 
</s> remove             view_name='example', read_only=True)
 </s> add             view_name='example',
            lookup_field='name',
            lookup_url_kwarg='name',
            queryset=self.queryset,
        )
        data = uri_to_iri(data)

              if data.startswith(prefix):
                  data = '/' + data[len(prefix):]
  
        data = uri_to_iri(data)

          try:
              match = resolve(data)
          except Resolver404:
              self.fail('no_match')
keep keep add keep keep keep keep
 add URL path unquote to HyperlinkedRelatedField.to_internal_value 
rest_framework/relations.py