def __init__(self, method: Callable[..., conversation.ListMessagesResponse], request: conversation.ListMessagesRequest, response: conversation.ListMessagesResponse, *, 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.ListMessagesRequest): The initial request object. response (google.cloud.dialogflow_v2beta1.types.ListMessagesResponse): 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 = conversation.ListMessagesRequest(request) self._response = response self._metadata = metadata
def list_messages( self, request: Union[conversation.ListMessagesRequest, dict] = None, *, parent: str = None, retry: OptionalRetry = gapic_v1.method.DEFAULT, timeout: float = None, metadata: Sequence[Tuple[str, str]] = (), ) -> pagers.ListMessagesPager: r"""Lists messages that belong to a given conversation. ``messages`` are ordered by ``create_time`` in descending order. To fetch updates without duplication, send request with filter ``create_time_epoch_microseconds > [first item's create_time of previous request]`` and empty page_token. .. code-block:: python from google.cloud import dialogflow_v2beta1 def sample_list_messages(): # Create a client client = dialogflow_v2beta1.ConversationsClient() # Initialize request argument(s) request = dialogflow_v2beta1.ListMessagesRequest( parent="parent_value", ) # Make the request page_result = client.list_messages(request=request) # Handle the response for response in page_result: print(response) Args: request (Union[google.cloud.dialogflow_v2beta1.types.ListMessagesRequest, dict]): The request object. The request message for [Conversations.ListMessages][google.cloud.dialogflow.v2beta1.Conversations.ListMessages]. parent (str): Required. The name of the conversation to list messages for. Format: ``projects/<Project ID>/locations/<Location ID>/conversations/<Conversation ID>`` 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.conversations.pagers.ListMessagesPager: The response message for [Conversations.ListMessages][google.cloud.dialogflow.v2beta1.Conversations.ListMessages]. 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.") # Minor optimization to avoid making a copy if the user passes # in a conversation.ListMessagesRequest. # There's no risk of modifying the input as we've already verified # there are no flattened fields. if not isinstance(request, conversation.ListMessagesRequest): request = conversation.ListMessagesRequest(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 = self._transport._wrapped_methods[self._transport.list_messages] # 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 = 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.ListMessagesPager( method=rpc, request=request, response=response, metadata=metadata, ) # Done; return the response. return response
async def list_messages( self, request: conversation.ListMessagesRequest = None, *, parent: str = None, retry: retries.Retry = gapic_v1.method.DEFAULT, timeout: float = None, metadata: Sequence[Tuple[str, str]] = (), ) -> pagers.ListMessagesAsyncPager: r"""Lists messages that belong to a given conversation. ``messages`` are ordered by ``create_time`` in descending order. To fetch updates without duplication, send request with filter ``create_time_epoch_microseconds > [first item's create_time of previous request]`` and empty page_token. Args: request (:class:`google.cloud.dialogflow_v2beta1.types.ListMessagesRequest`): The request object. The request message for [Conversations.ListMessages][google.cloud.dialogflow.v2beta1.Conversations.ListMessages]. parent (:class:`str`): Required. The name of the conversation to list messages for. Format: ``projects/<Project ID>/locations/<Location ID>/conversations/<Conversation ID>`` 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.conversations.pagers.ListMessagesAsyncPager: The response message for [Conversations.ListMessages][google.cloud.dialogflow.v2beta1.Conversations.ListMessages]. Iterating over this object will yield results and resolve additional pages automatically. """ # Create or coerce a protobuf request object. # Sanity 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 = conversation.ListMessagesRequest(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_messages, 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.ListMessagesAsyncPager( method=rpc, request=request, response=response, metadata=metadata, ) # Done; return the response. return response