def test_recognize(self, mock_create_stub):
# Mock gRPC layer
grpc_stub = mock.Mock()
mock_create_stub.return_value = grpc_stub
client = speech_client.SpeechClient()
# Mock request
encoding = enums.RecognitionConfig.AudioEncoding.FLAC
sample_rate_hertz = 44100
language_code = 'en-US'
config = cloud_speech_pb2.RecognitionConfig(
encoding=encoding,
sample_rate_hertz=sample_rate_hertz,
language_code=language_code)
uri = 'gs://bucket_name/file_name.flac'
audio = cloud_speech_pb2.RecognitionAudio(uri=uri)
# Mock response
expected_response = cloud_speech_pb2.RecognizeResponse()
grpc_stub.Recognize.return_value = expected_response
response = client.recognize(config, audio)
self.assertEqual(expected_response, response)
grpc_stub.Recognize.assert_called_once()
args, kwargs = grpc_stub.Recognize.call_args
self.assertEqual(len(args), 2)
self.assertEqual(len(kwargs), 1)
self.assertIn('metadata', kwargs)
actual_request = args[0]
expected_request = cloud_speech_pb2.RecognizeRequest(config=config,
audio=audio)
self.assertEqual(expected_request, actual_request)
def test_streaming_recognize(self, mock_create_stub):
# Mock gRPC layer
grpc_stub = mock.Mock()
mock_create_stub.return_value = grpc_stub
client = speech_client.SpeechClient()
# Mock request
request = cloud_speech_pb2.StreamingRecognizeRequest()
requests = [request]
# Mock response
expected_response = cloud_speech_pb2.StreamingRecognizeResponse()
grpc_stub.StreamingRecognize.return_value = iter([expected_response])
response = client.streaming_recognize(requests)
resources = list(response)
self.assertEqual(1, len(resources))
self.assertEqual(expected_response, resources[0])
grpc_stub.StreamingRecognize.assert_called_once()
args, kwargs = grpc_stub.StreamingRecognize.call_args
self.assertEqual(len(args), 2)
self.assertEqual(len(kwargs), 1)
self.assertIn('metadata', kwargs)
actual_requests = args[0]
self.assertEqual(1, len(actual_requests))
actual_request = list(actual_requests)[0]
self.assertEqual(request, actual_request)
def test_long_running_recognize_exception(self, mock_create_stub):
# Mock gRPC layer
grpc_stub = mock.Mock()
mock_create_stub.return_value = grpc_stub
client = speech_client.SpeechClient()
# Mock request
encoding = enums.RecognitionConfig.AudioEncoding.FLAC
sample_rate_hertz = 44100
language_code = 'en-US'
config = cloud_speech_pb2.RecognitionConfig(
encoding=encoding,
sample_rate_hertz=sample_rate_hertz,
language_code=language_code)
uri = 'gs://bucket_name/file_name.flac'
audio = cloud_speech_pb2.RecognitionAudio(uri=uri)
# Mock exception response
error = status_pb2.Status()
operation = operations_pb2.Operation(
name='operations/test_long_running_recognize_exception', done=True)
operation.error.CopyFrom(error)
grpc_stub.LongRunningRecognize.return_value = operation
response = client.long_running_recognize(config, audio)
self.assertEqual(error, response.exception())
def test_long_running_recognize(self, mock_create_stub):
# Mock gRPC layer
grpc_stub = mock.Mock(spec=cloud_speech_pb2.SpeechStub)
mock_create_stub.return_value = grpc_stub
client = speech_client.SpeechClient()
# Mock request
encoding = enums.RecognitionConfig.AudioEncoding.FLAC
sample_rate_hertz = 44100
language_code = 'en-US'
config = cloud_speech_pb2.RecognitionConfig(encoding,
sample_rate_hertz,
language_code)
uri = 'gs://bucket_name/file_name.flac'
audio = cloud_speech_pb2.RecognitionAudio(uri)
# Mock response
expected_response = cloud_speech_pb2.LongRunningRecognizeResponse()
operation = operations_pb2.Operation(
'operations/test_long_running_recognize', True)
operation.response.Pack(expected_response)
grpc_stub.LongRunningRecognize.return_value = operation
response = client.long_running_recognize(config, audio)
self.assertEqual(expected_response, response.result())
grpc_stub.LongRunningRecognize.assert_called_once()
request = grpc_stub.LongRunningRecognize.call_args[0]
self.assertEqual(config, request.config)
self.assertEqual(audio, request.audio)
def test_streaming_recognize_exception(self, mock_create_stub):
# Mock gRPC layer
grpc_stub = mock.Mock()
mock_create_stub.return_value = grpc_stub
client = speech_client.SpeechClient()
# Mock request
request = cloud_speech_pb2.StreamingRecognizeRequest()
requests = [request]
# Mock exception response
grpc_stub.StreamingRecognize.side_effect = CustomException()
self.assertRaises(errors.GaxError, client.streaming_recognize,
requests)
def _process(self):
"""sets up a streaming speech api request. And streams results into a queue."""
self.client = speech_client.SpeechClient()
self.config = cloud_speech_pb2.StreamingRecognitionConfig(
config=cloud_speech_pb2.RecognitionConfig(
encoding=self.encoding,
sample_rate_hertz=self.rate,
language_code=self.language),
interim_results=True)
requests = StreamingRequest(self.audio, self.config)
streaming_resp = self.client.streaming_recognize(iter(requests))
# This will block until self.audio is closed...which closes the streaming_recognize req
for resp in streaming_resp:
self.results.put(resp)
def test_recognize_exception(self, mock_create_stub):
# Mock gRPC layer
grpc_stub = mock.Mock(spec=cloud_speech_pb2.SpeechStub)
mock_create_stub.return_value = grpc_stub
client = speech_client.SpeechClient()
# Mock request
encoding = enums.RecognitionConfig.AudioEncoding.FLAC
sample_rate_hertz = 44100
language_code = 'en-US'
config = cloud_speech_pb2.RecognitionConfig(encoding,
sample_rate_hertz,
language_code)
uri = 'gs://bucket_name/file_name.flac'
audio = cloud_speech_pb2.RecognitionAudio(uri)
# Mock exception response
grpc_stub.Recognize.side_effect = CustomException()
self.assertRaises(errors.GaxError, client.recognize, config, audio)
FILE="podcast.flac"
os.environ['GOOGLE_APPLICATION_CREDENTIALS'] = "auth.json"
print("Creating bucket")
client = storage.Client()
bucket = client.lookup_bucket(BUCKET)
if not bucket:
bucket = client.create_bucket(BUCKET)
print("Uploading Podcast")
blob = storage.Blob(FILE, bucket)
blob.upload_from_filename(FILE)
sclient = speech_client.SpeechClient()
encoding = enums.RecognitionConfig.AudioEncoding.FLAC
sample_rate_hertz = 16000
language_code = 'en-US'
config = cloud_speech_pb2.RecognitionConfig(
encoding=encoding,
sample_rate_hertz=sample_rate_hertz,
language_code=language_code)
uri = 'gs://%s/%s' % (BUCKET, FILE)
audio = cloud_speech_pb2.RecognitionAudio(uri=uri)
response = sclient.long_running_recognize(config, audio)
def callback(operation_future):
# Handle result.
result = operation_future.result()
with open("google-transcript.json", "w") as f:
