code: public AttributeConfig_3 get_attribute_config_obj_3() {
          return new AttributeConfig_3(
                  name,
                  writable,
                  data_format,
                  data_type,
                  max_dim_x,
                  max_dim_y,
                  description,
                  label,
                  unit,
                  standard_unit,
                  display_unit,
                  format, min_value,
                  max_value,
                  writable_attr_name,
                  level,
                  alarms.getTangoObj(),
                  events.getTangoObj(),
                  extensions,
                  sys_extensions);
      }
docs: ==========================================================================