def _update_state(self, operation_pb): """Update the state of the current object based on operation. This mostly does what the base class does, but all populates results. :type operation_pb: :class:`~google.longrunning.operations_pb2.Operation` :param operation_pb: Protobuf to be parsed. :raises ValueError: If there is more than one entry in ``results``. """ super(Operation, self)._update_state(operation_pb) result_type = operation_pb.WhichOneof('result') if result_type != 'response': return pb_results = self.response.results if len(pb_results) != 1: raise ValueError('Expected exactly one result, found:', pb_results) result = pb_results[0] self.results = [ Alternative.from_pb(alternative) for alternative in result.alternatives ]
def _update_state(self, operation_pb): """Update the state of the current object based on operation. This mostly does what the base class does, but all populates results. :type operation_pb: :class:`~google.longrunning.operations_pb2.Operation` :param operation_pb: Protobuf to be parsed. :raises ValueError: If there is more than one entry in ``results``. """ super(Operation, self)._update_state(operation_pb) result_type = operation_pb.WhichOneof('result') if result_type != 'response': return pb_results = self.response.results if len(pb_results) != 1: raise ValueError('Expected exactly one result, found:', pb_results) result = pb_results[0] self.results = [Alternative.from_pb(alternative) for alternative in result.alternatives]
def from_pb(cls, result): """Factory: construct instance of ``SpeechRecognitionResult``. :type result: :class:`~google.cloud.grpc.speech.v1beta1\ .cloud_speech_pb2.StreamingRecognizeResult` :param result: Instance of ``StreamingRecognizeResult`` protobuf. :rtype: :class:`~google.cloud.speech.result.SpeechRecognitionResult` :returns: Instance of ``SpeechRecognitionResult``. """ alternatives = [ Alternative.from_pb(result) for result in result.alternatives ] return cls(alternatives=alternatives)
def from_pb(cls, result): """Factory: construct instance of ``Result``. :type result: :class:`~google.cloud.proto.speech.v1\ .cloud_speech_pb2.SpeechRecognitionResult` :param result: Instance of ``SpeechRecognitionResult`` protobuf. :rtype: :class:`~google.cloud.speech.result.Result` :returns: Instance of ``Result``. """ alternatives = [ Alternative.from_pb(alternative) for alternative in result.alternatives ] return cls(alternatives=alternatives)
def from_pb(cls, response): """Factory: construct instance of ``StreamingSpeechResult``. :type response: :class:`~google.cloud.grpc.speech.v1beta1\ .cloud_speech_pb2.StreamingRecognizeResult` :param response: Instance of ``StreamingRecognizeResult`` protobuf. :rtype: :class:`~google.cloud.speech.result.StreamingSpeechResult` :returns: Instance of ``StreamingSpeechResult``. """ alternatives = [Alternative.from_pb(alternative) for alternative in response.alternatives] is_final = response.is_final stability = response.stability return cls(alternatives=alternatives, is_final=is_final, stability=stability)
def from_pb(cls, response): """Factory: construct instance of ``StreamingSpeechResult``. :type response: :class:`~google.cloud.grpc.speech.v1beta1\ .cloud_speech_pb2.StreamingRecognizeResult` :param response: Instance of ``StreamingRecognizeResult`` protobuf. :rtype: :class:`~google.cloud.speech.result.StreamingSpeechResult` :returns: Instance of ``StreamingSpeechResult``. """ alternatives = [ Alternative.from_pb(result) for result in response.alternatives ] is_final = response.is_final stability = response.stability return cls(alternatives=alternatives, is_final=is_final, stability=stability)
def sync_recognize(self, sample, language_code=None, max_alternatives=None, profanity_filter=None, speech_context=None): """Synchronous Speech Recognition. .. _sync_recognize: https://cloud.google.com/speech/reference/\ rest/v1beta1/speech/syncrecognize See `sync_recognize`_. :type sample: :class:`~google.cloud.speech.sample.Sample` :param sample: Instance of ``Sample`` containing audio information. :type language_code: str :param language_code: (Optional) The language of the supplied audio as BCP-47 language tag. Example: ``'en-GB'``. If omitted, defaults to ``'en-US'``. :type max_alternatives: int :param max_alternatives: (Optional) Maximum number of recognition hypotheses to be returned. The server may return fewer than maxAlternatives. Valid values are 0-30. A value of 0 or 1 will return a maximum of 1. Defaults to 1 :type profanity_filter: bool :param profanity_filter: If True, the server will attempt to filter out profanities, replacing all but the initial character in each filtered word with asterisks, e.g. ``'f***'``. If False or omitted, profanities won't be filtered out. :type speech_context: list :param speech_context: A list of strings (max 50) containing words and phrases "hints" so that the speech recognition is more likely to recognize them. This can be used to improve the accuracy for specific words and phrases. This can also be used to add new words to the vocabulary of the recognizer. :rtype: list :returns: A list of dictionaries. One dict for each alternative. Each dictionary typically contains two keys (though not all will be present in all cases) * ``transcript``: The detected text from the audio recording. * ``confidence``: The confidence in language detection, float between 0 and 1. :raises: ValueError if more than one result is returned or no results. """ config = RecognitionConfig( encoding=sample.encoding, sample_rate=sample.sample_rate, language_code=language_code, max_alternatives=max_alternatives, profanity_filter=profanity_filter, speech_context=SpeechContext(phrases=speech_context)) audio = RecognitionAudio(content=sample.content, uri=sample.source_uri) api = self._gapic_api api_response = api.sync_recognize(config=config, audio=audio) if len(api_response.results) == 1: results = api_response.results.pop() alternatives = results.alternatives return [Alternative.from_pb(alternative) for alternative in alternatives] else: raise ValueError('More than one result or none returned from API.')
def sync_recognize(self, sample, language_code=None, max_alternatives=None, profanity_filter=None, speech_context=None): """Synchronous Speech Recognition. .. _sync_recognize: https://cloud.google.com/speech/reference/\ rest/v1beta1/speech/syncrecognize See `sync_recognize`_. :type sample: :class:`~google.cloud.speech.sample.Sample` :param sample: Instance of ``Sample`` containing audio information. :type language_code: str :param language_code: (Optional) The language of the supplied audio as BCP-47 language tag. Example: ``'en-GB'``. If omitted, defaults to ``'en-US'``. :type max_alternatives: int :param max_alternatives: (Optional) Maximum number of recognition hypotheses to be returned. The server may return fewer than maxAlternatives. Valid values are 0-30. A value of 0 or 1 will return a maximum of 1. Defaults to 1 :type profanity_filter: bool :param profanity_filter: If True, the server will attempt to filter out profanities, replacing all but the initial character in each filtered word with asterisks, e.g. ``'f***'``. If False or omitted, profanities won't be filtered out. :type speech_context: list :param speech_context: A list of strings (max 50) containing words and phrases "hints" so that the speech recognition is more likely to recognize them. This can be used to improve the accuracy for specific words and phrases. This can also be used to add new words to the vocabulary of the recognizer. :rtype: list :returns: A list of dictionaries. One dict for each alternative. Each dictionary typically contains two keys (though not all will be present in all cases) * ``transcript``: The detected text from the audio recording. * ``confidence``: The confidence in language detection, float between 0 and 1. :raises: ValueError if more than one result is returned or no results. """ config = RecognitionConfig( encoding=sample.encoding, sample_rate=sample.sample_rate, language_code=language_code, max_alternatives=max_alternatives, profanity_filter=profanity_filter, speech_context=SpeechContext(phrases=speech_context)) audio = RecognitionAudio(content=sample.content, uri=sample.source_uri) api = self._gapic_api api_response = api.sync_recognize(config=config, audio=audio) if len(api_response.results) == 1: results = api_response.results.pop() alternatives = results.alternatives return [ Alternative.from_pb(alternative) for alternative in alternatives ] else: raise ValueError('More than one result or none returned from API.')