Method get

acouchbase/datastructures.py:469–495

Retrieve a value from a map. :param key: The document ID :param mapkey: Key within the map to retrieve :return: :class:`~.ValueResult` .. seealso:: :meth:`map_add` for an example

(self, mapkey: str)

                                              create_type=True)

    async def get(self, mapkey: str) -> Any:
        """
        Retrieve a value from a map.

        :param key: The document ID
        :param mapkey: Key within the map to retrieve
        :return: :class:`~.ValueResult`

        .. seealso:: :meth:`map_add` for an example
        """
        op_type = DatastructureOperationType.MapGet
        async with ObservableRequestHandler(op_type, self._impl.observability_instruments) as ds_obs_handler:
            ds_obs_handler.create_kv_span(self._impl._request_builder._collection_dtls.get_details_as_dict())
            kv_op_type = KeyValueOperationType.LookupIn
            async with ObservableRequestHandler(kv_op_type, self._impl.observability_instruments) as obs_handler:
                op = subdoc_get(mapkey)
                req, transcoder = self._impl.request_builder.build_lookup_in_request(self._key,
                                                                                     (op,),
                                                                                     obs_handler,
                                                                                     parent_span=ds_obs_handler.wrapped_span)  # noqa: E501
                sd_res = await self._execute_op(self._impl.lookup_in,
                                                req,
                                                obs_handler,
                                                ds_obs_handler.wrapped_span,
                                                create_type=True,
                                                transcoder=transcoder)
                return sd_res.value[0].get('value', None)

    async def remove(self, mapkey: str) -> None:
        """