def __init__(self, method: Callable[..., version.ListVersionsResponse], request: version.ListVersionsRequest, response: version.ListVersionsResponse, *, 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.dialogflow_v2beta1.types.ListVersionsRequest): The initial request object. response (google.cloud.dialogflow_v2beta1.types.ListVersionsResponse): 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 = version.ListVersionsRequest(request) self._response = response self._metadata = metadata
async def list_versions( self, request: Union[version.ListVersionsRequest, dict] = None, *, parent: str = None, retry: OptionalRetry = gapic_v1.method.DEFAULT, timeout: float = None, metadata: Sequence[Tuple[str, str]] = (), ) -> pagers.ListVersionsAsyncPager: r"""Returns the list of all versions of the specified agent. .. code-block:: python from google.cloud import dialogflow_v2beta1 async def sample_list_versions(): # Create a client client = dialogflow_v2beta1.VersionsAsyncClient() # Initialize request argument(s) request = dialogflow_v2beta1.ListVersionsRequest( parent="parent_value", ) # Make the request page_result = client.list_versions(request=request) # Handle the response async for response in page_result: print(response) Args: request (Union[google.cloud.dialogflow_v2beta1.types.ListVersionsRequest, dict]): The request object. The request message for [Versions.ListVersions][google.cloud.dialogflow.v2beta1.Versions.ListVersions]. parent (:class:`str`): Required. The agent to list all versions from. Supported formats: - ``projects/<Project ID>/agent`` - ``projects/<Project ID>/locations/<Location ID>/agent`` This corresponds to the ``parent`` field on the ``request`` instance; if ``request`` is provided, this should not be set. 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.dialogflow_v2beta1.services.versions.pagers.ListVersionsAsyncPager: The response message for [Versions.ListVersions][google.cloud.dialogflow.v2beta1.Versions.ListVersions]. Iterating over this object will yield results and resolve additional pages automatically. """ # Create or coerce a protobuf request object. # Quick check: If we got a request object, we should *not* have # gotten any keyword arguments that map to the request. has_flattened_params = any([parent]) if request is not None and has_flattened_params: raise ValueError("If the `request` argument is set, then none of " "the individual field arguments should be set.") request = version.ListVersionsRequest(request) # If we have keyword arguments corresponding to fields on the # request, apply these. if parent is not None: request.parent = parent # Wrap the RPC method; this adds retry and timeout information, # and friendly error handling. rpc = gapic_v1.method_async.wrap_method( self._client._transport.list_versions, 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( (("parent", request.parent), )), ) # 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.ListVersionsAsyncPager( method=rpc, request=request, response=response, metadata=metadata, ) # Done; return the response. return response