code: async def uint(self, elem, elem_type, params=None):
          
          if self.writing:
              return await x.dump_uint(self.iobj, elem, elem_type.WIDTH)
          else:
              return await x.load_uint(self.iobj, elem_type.WIDTH)
docs: Integer types
          :param elem:
          :param elem_type:
          :param params:
          :return: