예제 #1
0
    def __init__(self,
                 method: Callable[..., search_service.SearchResponse],
                 request: search_service.SearchRequest,
                 response: search_service.SearchResponse,
                 *,
                 metadata: Sequence[Tuple[str, str]] = ()):
        """Instantiate the pager.

        Args:
            method (Callable): The method that was originally called, and
                which instantiated this pager.
            request (google.cloud.retail_v2.types.SearchRequest):
                The initial request object.
            response (google.cloud.retail_v2.types.SearchResponse):
                The initial response object.
            metadata (Sequence[Tuple[str, str]]): Strings which should be
                sent along with the request as metadata.
        """
        self._method = method
        self._request = search_service.SearchRequest(request)
        self._response = response
        self._metadata = metadata
예제 #2
0
    async def search(
            self,
            request: search_service.SearchRequest = None,
            *,
            retry: retries.Retry = gapic_v1.method.DEFAULT,
            timeout: float = None,
            metadata: Sequence[Tuple[str, str]] = (),
    ) -> pagers.SearchAsyncPager:
        r"""Performs a search.

        This feature is only available for users who have Retail Search
        enabled. Please submit a form
        `here <https://cloud.google.com/contact>`__ to contact cloud
        sales if you are interested in using Retail Search.

        Args:
            request (:class:`google.cloud.retail_v2.types.SearchRequest`):
                The request object. Request message for
                [SearchService.Search][google.cloud.retail.v2.SearchService.Search]
                method.
            retry (google.api_core.retry.Retry): Designation of what errors, if any,
                should be retried.
            timeout (float): The timeout for this request.
            metadata (Sequence[Tuple[str, str]]): Strings which should be
                sent along with the request as metadata.

        Returns:
            google.cloud.retail_v2.services.search_service.pagers.SearchAsyncPager:
                Response message for
                   [SearchService.Search][google.cloud.retail.v2.SearchService.Search]
                   method.

                Iterating over this object will yield results and
                resolve additional pages automatically.

        """
        # Create or coerce a protobuf request object.
        request = search_service.SearchRequest(request)

        # Wrap the RPC method; this adds retry and timeout information,
        # and friendly error handling.
        rpc = gapic_v1.method_async.wrap_method(
            self._client._transport.search,
            default_timeout=None,
            client_info=DEFAULT_CLIENT_INFO,
        )

        # Certain fields should be provided within the metadata header;
        # add these here.
        metadata = tuple(metadata) + (gapic_v1.routing_header.to_grpc_metadata(
            (("placement", request.placement), )), )

        # Send the request.
        response = await rpc(
            request,
            retry=retry,
            timeout=timeout,
            metadata=metadata,
        )

        # This method is paged; wrap the response in a pager, which provides
        # an `__aiter__` convenience method.
        response = pagers.SearchAsyncPager(
            method=rpc,
            request=request,
            response=response,
            metadata=metadata,
        )

        # Done; return the response.
        return response
예제 #3
0
    def search(
        self,
        request: Union[search_service.SearchRequest, dict] = None,
        *,
        retry: OptionalRetry = gapic_v1.method.DEFAULT,
        timeout: float = None,
        metadata: Sequence[Tuple[str, str]] = (),
    ) -> pagers.SearchPager:
        r"""Performs a search.

        This feature is only available for users who have Retail Search
        enabled. Please submit a form
        `here <https://cloud.google.com/contact>`__ to contact cloud
        sales if you are interested in using Retail Search.

        Args:
            request (Union[google.cloud.retail_v2.types.SearchRequest, dict]):
                The request object. Request message for
                [SearchService.Search][google.cloud.retail.v2.SearchService.Search]
                method.
            retry (google.api_core.retry.Retry): Designation of what errors, if any,
                should be retried.
            timeout (float): The timeout for this request.
            metadata (Sequence[Tuple[str, str]]): Strings which should be
                sent along with the request as metadata.

        Returns:
            google.cloud.retail_v2.services.search_service.pagers.SearchPager:
                Response message for
                   [SearchService.Search][google.cloud.retail.v2.SearchService.Search]
                   method.

                Iterating over this object will yield results and
                resolve additional pages automatically.

        """
        # Create or coerce a protobuf request object.
        # Minor optimization to avoid making a copy if the user passes
        # in a search_service.SearchRequest.
        # There's no risk of modifying the input as we've already verified
        # there are no flattened fields.
        if not isinstance(request, search_service.SearchRequest):
            request = search_service.SearchRequest(request)

        # Wrap the RPC method; this adds retry and timeout information,
        # and friendly error handling.
        rpc = self._transport._wrapped_methods[self._transport.search]

        # Certain fields should be provided within the metadata header;
        # add these here.
        metadata = tuple(metadata) + (
            gapic_v1.routing_header.to_grpc_metadata(
                (("placement", request.placement),)
            ),
        )

        # Send the request.
        response = rpc(request, retry=retry, timeout=timeout, metadata=metadata,)

        # This method is paged; wrap the response in a pager, which provides
        # an `__iter__` convenience method.
        response = pagers.SearchPager(
            method=rpc, request=request, response=response, metadata=metadata,
        )

        # Done; return the response.
        return response