def _create_test_interceptor(self):
"""Creates and returns an ExceptionInterceptor instance
Returns:
An ExceptionInterceptor instance.
"""
return ExceptionInterceptor(Client._DEFAULT_VERSION)
def get_service(self, name, version=_DEFAULT_VERSION, interceptors=None):
"""Returns a service client instance for the specified service_name.
Args:
name: a str indicating the name of the service for which a
service client is being retrieved; e.g. you may specify
"CampaignService" to retrieve a CampaignServiceClient instance.
version: a str indicating the version of the Google Ads API to be
used.
interceptors: an optional list of interceptors to include in
requests. NOTE: this parameter is not intended for non-Google
use and is not officially supported.
Returns:
A service client instance associated with the given service_name.
Raises:
AttributeError: If the specified name doesn't exist.
"""
api_module = self._get_api_services_by_version(version)
interceptors = interceptors or []
try:
service_client = getattr(api_module,
_SERVICE_CLIENT_TEMPLATE.format(name))
except AttributeError:
raise ValueError('Specified service {}" does not exist in Google '
'Ads API {}.'.format(name, version))
try:
service_transport_class = getattr(
api_module, _SERVICE_GRPC_TRANSPORT_TEMPLATE.format(name))
except AttributeError:
raise ValueError('Grpc transport does not exist for the specified '
'service "{}".'.format(name))
endpoint = (self.endpoint if self.endpoint
else service_client.SERVICE_ADDRESS)
channel = service_transport_class.create_channel(
address=endpoint,
credentials=self.credentials,
options=_GRPC_CHANNEL_OPTIONS)
interceptors = interceptors + [
MetadataInterceptor(self.developer_token, self.login_customer_id),
LoggingInterceptor(_logger, version, endpoint),
ExceptionInterceptor(version)]
channel = grpc.intercept_channel(
channel,
*interceptors)
service_transport = service_transport_class(channel=channel)
return service_client(transport=service_transport)