Method append

txcouchbase/binary_collection.py:78–95

(
        self,
        key,  # type: str
        value,  # type: Union[str,bytes,bytearray]
        *opts,  # type: AppendOptions
        **kwargs,  # type: Any
    )

            raise

    def append(
        self,
        key,  # type: str
        value,  # type: Union[str,bytes,bytearray]
        *opts,  # type: AppendOptions
        **kwargs,  # type: Any
    ) -> Deferred[MutationResult]:
        instruments = self._impl.observability_instruments
        obs_handler = ObservableRequestHandler.create_or_none(KeyValueOperationType.Append, instruments)
        try:
            req = self._impl.request_builder.build_append_request(key, value, obs_handler, *opts, **kwargs)
            d = self._impl.append_deferred(req, obs_handler)
            d.addBoth(self._impl._finish_span, obs_handler)
            return d
        except Exception as e:
            if obs_handler is not None:
                obs_handler.__exit__(type(e), e, e.__traceback__)
            raise

    def prepend(
        self,