code: async def dump_tuple(self, elem, elem_type, params=None, obj=None):
          
          if len(elem) != len(elem_type.f_specs()):
              raise ValueError('Fixed size tuple has not defined size: %s' % len(elem_type.f_specs()))
  
          elem_fields = params[0] if params else None
          if elem_fields is None:
              elem_fields = elem_type.f_specs()
  
          obj = [] if obj is None else x.get_elem(obj)
          for idx, elem in enumerate(elem):
              try:
                  self.tracker.push_index(idx)
                  fvalue = await self._dump_field(elem, elem_fields[idx], params[1:] if params else None)
                  obj.append(fvalue)
                  self.tracker.pop()
  
              except Exception as e:
                  raise helpers.ArchiveException(e, tracker=self.tracker) from e
  
          return obj
docs: Dumps tuple of elements to the writer.
  
          :param elem:
          :param elem_type:
          :param params:
          :param obj:
          :return: