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.
  #
  
  import warnings
  from typing import Callable, Dict, Optional, Sequence, Tuple
  
  from google.api_core import grpc_helpers  # type: ignore
  from google.api_core import gapic_v1  # type: ignore
  from google import auth  # type: ignore
  from google.auth import credentials  # type: ignore
  from google.auth.transport.grpc import SslCredentials  # type: ignore
  
  import grpc  # type: ignore
  
  from google.ads.googleads.v6.resources.types import (
      keyword_plan_campaign_keyword,
  )
  from google.ads.googleads.v6.services.types import (
      keyword_plan_campaign_keyword_service,
  )
  
  from .base import (
      KeywordPlanCampaignKeywordServiceTransport,
      DEFAULT_CLIENT_INFO,
  )
  
  
  class KeywordPlanCampaignKeywordServiceGrpcTransport(
      KeywordPlanCampaignKeywordServiceTransport
  ):
      """gRPC backend transport for KeywordPlanCampaignKeywordService.
  
      Service to manage Keyword Plan campaign keywords.
      KeywordPlanCampaign is required to add the campaign keywords.
      Only negative keywords are supported. A maximum of 1000 negative
      keywords are allowed per plan. This includes both campaign
      negative keywords and ad group negative keywords.
  
      This class defines the same methods as the primary client, so the
      primary client can load the underlying transport implementation
      and call it.
  
      It sends protocol buffers over the wire using gRPC (which is built on
      top of HTTP/2); the ``grpcio`` package must be installed.
      """
  
      def __init__(
          self,
          *,
          host: str = "googleads.googleapis.com",
          credentials: credentials.Credentials = None,
          credentials_file: str = None,
          scopes: Sequence[str] = None,
          channel: grpc.Channel = None,
          api_mtls_endpoint: str = None,
          client_cert_source: Callable[[], Tuple[bytes, bytes]] = None,
          ssl_channel_credentials: grpc.ChannelCredentials = None,
          quota_project_id: Optional[str] = None,
          client_info: gapic_v1.client_info.ClientInfo = DEFAULT_CLIENT_INFO,
      ) -> None:
          """Instantiate the transport.
  
          Args:
              host (Optional[str]): The hostname to connect to.
              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.
                  This argument is ignored if ``channel`` is provided.
              credentials_file (Optional[str]): A file with credentials that can
                  be loaded with :func:`google.auth.load_credentials_from_file`.
                  This argument is ignored if ``channel`` is provided.
              scopes (Optional(Sequence[str])): A list of scopes. This argument is
                  ignored if ``channel`` is provided.
              channel (Optional[grpc.Channel]): A ``Channel`` instance through
                  which to make calls.
              api_mtls_endpoint (Optional[str]): Deprecated. The mutual TLS endpoint.
                  If provided, it overrides the ``host`` argument and tries to create
                  a mutual TLS channel with client SSL credentials from
                  ``client_cert_source`` or applicatin default SSL credentials.
              client_cert_source (Optional[Callable[[], Tuple[bytes, bytes]]]):
                  Deprecated. A callback to provide client SSL certificate bytes and
                  private key bytes, both in PEM format. It is ignored if
                  ``api_mtls_endpoint`` is None.
              ssl_channel_credentials (grpc.ChannelCredentials): SSL credentials
                  for grpc channel. It is ignored if ``channel`` is provided.
              quota_project_id (Optional[str]): An optional project to use for billing
                  and quota.
              client_info (google.api_core.gapic_v1.client_info.ClientInfo):
                  The client info used to send a user-agent string along with
                  API requests. If ``None``, then default info will be used.
                  Generally, you only need to set this if you're developing
                  your own client library.
  
          Raises:
            google.auth.exceptions.MutualTLSChannelError: If mutual TLS transport
                creation failed for any reason.
          """
          self._ssl_channel_credentials = ssl_channel_credentials
  
          if channel:
              # Sanity check: Ensure that channel and credentials are not both
              # provided.
              credentials = False
  
              # If a channel was explicitly provided, set it.
              self._grpc_channel = channel
              self._ssl_channel_credentials = None
          elif api_mtls_endpoint:
              warnings.warn(
                  "api_mtls_endpoint and client_cert_source are deprecated",
                  DeprecationWarning,
              )
  
              host = (
                  api_mtls_endpoint
                  if ":" in api_mtls_endpoint
                  else api_mtls_endpoint + ":443"
              )
  
              if credentials is None:
                  credentials, _ = auth.default(
                      scopes=self.AUTH_SCOPES, quota_project_id=quota_project_id
                  )
  
              # Create SSL credentials with client_cert_source or application
              # default SSL credentials.
              if client_cert_source:
                  cert, key = client_cert_source()
                  ssl_credentials = grpc.ssl_channel_credentials(
                      certificate_chain=cert, private_key=key
                  )
              else:
                  ssl_credentials = SslCredentials().ssl_credentials
  
              # create a new channel. The provided one is ignored.
              self._grpc_channel = type(self).create_channel(
                  host,
                  credentials=credentials,
                  credentials_file=credentials_file,
                  ssl_credentials=ssl_credentials,
                  scopes=scopes or self.AUTH_SCOPES,
                  quota_project_id=quota_project_id,
                  options=[
                      ("grpc.max_send_message_length", -1),
                      ("grpc.max_receive_message_length", -1),
                  ],
              )
              self._ssl_channel_credentials = ssl_credentials
          else:
              host = host if ":" in host else host + ":443"
  
              if credentials is None:
                  credentials, _ = auth.default(scopes=self.AUTH_SCOPES)
  
              # create a new channel. The provided one is ignored.
              self._grpc_channel = type(self).create_channel(
                  host,
                  credentials=credentials,
                  ssl_credentials=ssl_channel_credentials,
                  scopes=self.AUTH_SCOPES,
                  options=[
                      ("grpc.max_send_message_length", -1),
                      ("grpc.max_receive_message_length", -1),
                  ],
              )
  
          self._stubs = {}  # type: Dict[str, Callable]
  
          # Run the base constructor.
          super().__init__(
              host=host, credentials=credentials, client_info=client_info,
          )
  
      @classmethod
      def create_channel(
          cls,
          host: str = "googleads.googleapis.com",
          credentials: credentials.Credentials = None,
          scopes: Optional[Sequence[str]] = None,
          **kwargs,
      ) -> grpc.Channel:
          """Create and return a gRPC channel object.
          Args:
              address (Optionsl[str]): The host for the channel to use.
              credentials (Optional[~.Credentials]): The
                  authorization credentials to attach to requests. These
                  credentials identify this application to the service. If
                  none are specified, the client will attempt to ascertain
                  the credentials from the environment.
              scopes (Optional[Sequence[str]]): A optional list of scopes needed for this
                  service. These are only used when credentials are not specified and
                  are passed to :func:`google.auth.default`.
              kwargs (Optional[dict]): Keyword arguments, which are passed to the
                  channel creation.
          Returns:
              grpc.Channel: A gRPC channel object.
          """
          return grpc_helpers.create_channel(
              host,
              credentials=credentials,
              scopes=scopes or cls.AUTH_SCOPES,
              **kwargs,
          )
  
      @property
      def grpc_channel(self) -> grpc.Channel:
          """Return the channel designed to connect to this service.
          """
          return self._grpc_channel
  
      @property
      def get_keyword_plan_campaign_keyword(
          self,
      ) -> Callable[
          [
              keyword_plan_campaign_keyword_service.GetKeywordPlanCampaignKeywordRequest
          ],
          keyword_plan_campaign_keyword.KeywordPlanCampaignKeyword,
      ]:
          r"""Return a callable for the get keyword plan campaign
          keyword method over gRPC.
  
          Returns the requested plan in full detail.
  
          Returns:
              Callable[[~.GetKeywordPlanCampaignKeywordRequest],
                      ~.KeywordPlanCampaignKeyword]:
                  A function that, when called, will call the underlying RPC
                  on the server.
          """
          # Generate a "stub function" on-the-fly which will actually make
          # the request.
          # gRPC handles serialization and deserialization, so we just need
          # to pass in the functions for each.
          if "get_keyword_plan_campaign_keyword" not in self._stubs:
              self._stubs[
                  "get_keyword_plan_campaign_keyword"
              ] = self.grpc_channel.unary_unary(
                  "/google.ads.googleads.v6.services.KeywordPlanCampaignKeywordService/GetKeywordPlanCampaignKeyword",
                  request_serializer=keyword_plan_campaign_keyword_service.GetKeywordPlanCampaignKeywordRequest.serialize,
                  response_deserializer=keyword_plan_campaign_keyword.KeywordPlanCampaignKeyword.deserialize,
              )
          return self._stubs["get_keyword_plan_campaign_keyword"]
  
      @property
      def mutate_keyword_plan_campaign_keywords(
          self,
      ) -> Callable[
          [
              keyword_plan_campaign_keyword_service.MutateKeywordPlanCampaignKeywordsRequest
          ],
          keyword_plan_campaign_keyword_service.MutateKeywordPlanCampaignKeywordsResponse,
      ]:
          r"""Return a callable for the mutate keyword plan campaign
          keywords method over gRPC.
  
          Creates, updates, or removes Keyword Plan campaign
          keywords. Operation statuses are returned.
  
          Returns:
              Callable[[~.MutateKeywordPlanCampaignKeywordsRequest],
                      ~.MutateKeywordPlanCampaignKeywordsResponse]:
                  A function that, when called, will call the underlying RPC
                  on the server.
          """
          # Generate a "stub function" on-the-fly which will actually make
          # the request.
          # gRPC handles serialization and deserialization, so we just need
          # to pass in the functions for each.
          if "mutate_keyword_plan_campaign_keywords" not in self._stubs:
              self._stubs[
                  "mutate_keyword_plan_campaign_keywords"
              ] = self.grpc_channel.unary_unary(
                  "/google.ads.googleads.v6.services.KeywordPlanCampaignKeywordService/MutateKeywordPlanCampaignKeywords",
                  request_serializer=keyword_plan_campaign_keyword_service.MutateKeywordPlanCampaignKeywordsRequest.serialize,
                  response_deserializer=keyword_plan_campaign_keyword_service.MutateKeywordPlanCampaignKeywordsResponse.deserialize,
              )
          return self._stubs["mutate_keyword_plan_campaign_keywords"]
  
  
  __all__ = ("KeywordPlanCampaignKeywordServiceGrpcTransport",)
  