code: async def _resolve_params(self,
                                params: Dict[Text, Any],
                                request: Optional['Request']):
          
  
          out = {}
  
          for k, v in params.items():
              if isinstance(v, StringToTranslate):
                  out[k] = await render(v, request)
              else:
                  out[k] = v
  
          return out
docs: If any StringToTranslate was passed as parameter then it is rendered
          at this moment.