text: # -*- coding: utf-8 -*-
  
  # Copyright 2020 Google LLC
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  #
  
  from collections import OrderedDict
  import functools
  import re
  from typing import Dict, Sequence, Tuple, Type, Union
  import pkg_resources
  
  import google.api_core.client_options as ClientOptions  # type: ignore
  from google.api_core import exceptions  # type: ignore
  from google.api_core import gapic_v1  # type: ignore
  from google.api_core import retry as retries  # type: ignore
  from google.auth import credentials  # type: ignore
  from google.oauth2 import service_account  # type: ignore
  
  from google.api_core import operation  # type: ignore
  from google.api_core import operation_async  # type: ignore
  from google.cloud.vision_v1p2beta1.types import image_annotator
  
  from .transports.base import ImageAnnotatorTransport, DEFAULT_CLIENT_INFO
  from .transports.grpc_asyncio import ImageAnnotatorGrpcAsyncIOTransport
  from .client import ImageAnnotatorClient
  
  
  class ImageAnnotatorAsyncClient:
      """Service that performs Google Cloud Vision API detection tasks
      over client images, such as face, landmark, logo, label, and
      text detection. The ImageAnnotator service returns detected
      entities from the images.
      """
  
      _client: ImageAnnotatorClient
  
      DEFAULT_ENDPOINT = ImageAnnotatorClient.DEFAULT_ENDPOINT
      DEFAULT_MTLS_ENDPOINT = ImageAnnotatorClient.DEFAULT_MTLS_ENDPOINT
  
      from_service_account_file = ImageAnnotatorClient.from_service_account_file
      from_service_account_json = from_service_account_file
  
      get_transport_class = functools.partial(
          type(ImageAnnotatorClient).get_transport_class, type(ImageAnnotatorClient)
      )
  
      def __init__(
          self,
          *,
          credentials: credentials.Credentials = None,
          transport: Union[str, ImageAnnotatorTransport] = "grpc_asyncio",
          client_options: ClientOptions = None,
          client_info: gapic_v1.client_info.ClientInfo = DEFAULT_CLIENT_INFO,
      ) -> None:
          """Instantiate the image annotator client.
  
          Args:
              credentials (Optional[google.auth.credentials.Credentials]): The
                  authorization credentials to attach to requests. These
                  credentials identify the application to the service; if none
                  are specified, the client will attempt to ascertain the
                  credentials from the environment.
              transport (Union[str, ~.ImageAnnotatorTransport]): The
                  transport to use. If set to None, a transport is chosen
                  automatically.
              client_options (ClientOptions): Custom options for the client. It
                  won't take effect if a ``transport`` instance is provided.
                  (1) The ``api_endpoint`` property can be used to override the
                  default endpoint provided by the client. GOOGLE_API_USE_MTLS_ENDPOINT
                  environment variable can also be used to override the endpoint:
                  "always" (always use the default mTLS endpoint), "never" (always
                  use the default regular endpoint) and "auto" (auto switch to the
                  default mTLS endpoint if client certificate is present, this is
                  the default value). However, the ``api_endpoint`` property takes
                  precedence if provided.
                  (2) If GOOGLE_API_USE_CLIENT_CERTIFICATE environment variable
                  is "true", then the ``client_cert_source`` property can be used
                  to provide client certificate for mutual TLS transport. If
                  not provided, the default SSL client certificate will be used if
                  present. If GOOGLE_API_USE_CLIENT_CERTIFICATE is "false" or not
                  set, no client certificate will be used.
  
          Raises:
              google.auth.exceptions.MutualTlsChannelError: If mutual TLS transport
                  creation failed for any reason.
          """
  
          self._client = ImageAnnotatorClient(
              credentials=credentials,
              transport=transport,
              client_options=client_options,
              client_info=client_info,
          )
  
      async def batch_annotate_images(
          self,
          request: image_annotator.BatchAnnotateImagesRequest = None,
          *,
          requests: Sequence[image_annotator.AnnotateImageRequest] = None,
          retry: retries.Retry = gapic_v1.method.DEFAULT,
          timeout: float = None,
          metadata: Sequence[Tuple[str, str]] = (),
      ) -> image_annotator.BatchAnnotateImagesResponse:
          r"""Run image detection and annotation for a batch of
          images.
  
          Args:
              request (:class:`~.image_annotator.BatchAnnotateImagesRequest`):
                  The request object. Multiple image annotation requests
                  are batched into a single service call.
              requests (:class:`Sequence[~.image_annotator.AnnotateImageRequest]`):
                  Required. Individual image annotation
                  requests for this batch.
                  This corresponds to the ``requests`` 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:
              ~.image_annotator.BatchAnnotateImagesResponse:
                  Response to a batch image annotation
                  request.
  
          """
          # 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.
          if request is not None and any([requests]):
              raise ValueError(
                  "If the `request` argument is set, then none of "
                  "the individual field arguments should be set."
              )
  
          request = image_annotator.BatchAnnotateImagesRequest(request)
  
          # If we have keyword arguments corresponding to fields on the
          # request, apply these.
  
          if requests is not None:
              request.requests = requests
  
          # Wrap the RPC method; this adds retry and timeout information,
          # and friendly error handling.
          rpc = gapic_v1.method_async.wrap_method(
              self._client._transport.batch_annotate_images,
              default_retry=retries.Retry(
                  initial=0.1,
                  maximum=60.0,
                  multiplier=1.3,
                  predicate=retries.if_exception_type(
                      exceptions.ServiceUnavailable, exceptions.DeadlineExceeded,
                  ),
              ),
              default_timeout=600.0,
              client_info=DEFAULT_CLIENT_INFO,
          )
  
          # Send the request.
          response = await rpc(request, retry=retry, timeout=timeout, metadata=metadata,)
  
          # Done; return the response.
          return response
  
      async def async_batch_annotate_files(
          self,
          request: image_annotator.AsyncBatchAnnotateFilesRequest = None,
          *,
          requests: Sequence[image_annotator.AsyncAnnotateFileRequest] = None,
          retry: retries.Retry = gapic_v1.method.DEFAULT,
          timeout: float = None,
          metadata: Sequence[Tuple[str, str]] = (),
      ) -> operation_async.AsyncOperation:
          r"""Run async image detection and annotation for a list of generic
          files (e.g. PDF) which may contain multiple pages and multiple
          images per page. Progress and results can be retrieved through
          the ``google.longrunning.Operations`` interface.
          ``Operation.metadata`` contains ``OperationMetadata``
          (metadata). ``Operation.response`` contains
          ``AsyncBatchAnnotateFilesResponse`` (results).
  
          Args:
              request (:class:`~.image_annotator.AsyncBatchAnnotateFilesRequest`):
                  The request object. Multiple async file annotation
                  requests are batched into a single service call.
              requests (:class:`Sequence[~.image_annotator.AsyncAnnotateFileRequest]`):
                  Required. Individual async file
                  annotation requests for this batch.
                  This corresponds to the ``requests`` 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:
              ~.operation_async.AsyncOperation:
                  An object representing a long-running operation.
  
                  The result type for the operation will be
                  :class:``~.image_annotator.AsyncBatchAnnotateFilesResponse``:
                  Response to an async batch file annotation request.
  
          """
          # 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.
          if request is not None and any([requests]):
              raise ValueError(
                  "If the `request` argument is set, then none of "
                  "the individual field arguments should be set."
              )
  
          request = image_annotator.AsyncBatchAnnotateFilesRequest(request)
  
          # If we have keyword arguments corresponding to fields on the
          # request, apply these.
  
          if requests is not None:
              request.requests = requests
  
          # Wrap the RPC method; this adds retry and timeout information,
          # and friendly error handling.
          rpc = gapic_v1.method_async.wrap_method(
              self._client._transport.async_batch_annotate_files,
              default_retry=retries.Retry(
                  initial=0.1,
                  maximum=60.0,
                  multiplier=1.3,
                  predicate=retries.if_exception_type(
                      exceptions.ServiceUnavailable, exceptions.DeadlineExceeded,
                  ),
              ),
              default_timeout=600.0,
              client_info=DEFAULT_CLIENT_INFO,
          )
  
          # Send the request.
          response = await rpc(request, retry=retry, timeout=timeout, metadata=metadata,)
  
          # Wrap the response in an operation future.
          response = operation_async.from_gapic(
              response,
              self._client._transport.operations_client,
              image_annotator.AsyncBatchAnnotateFilesResponse,
              metadata_type=image_annotator.OperationMetadata,
          )
  
          # Done; return the response.
          return response
  
  
  try:
      DEFAULT_CLIENT_INFO = gapic_v1.client_info.ClientInfo(
          gapic_version=pkg_resources.get_distribution("google-cloud-vision",).version,
      )
  except pkg_resources.DistributionNotFound:
      DEFAULT_CLIENT_INFO = gapic_v1.client_info.ClientInfo()
  
  
  __all__ = ("ImageAnnotatorAsyncClient",)
  