Source code for airflow.contrib.operators.gcp_speech_to_text_operator

# -*- coding: utf-8 -*-
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you 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 airflow import AirflowException
from airflow.contrib.hooks.gcp_speech_to_text_hook import GCPSpeechToTextHook
from airflow.models import BaseOperator
from airflow.utils.decorators import apply_defaults


[docs]class GcpSpeechToTextRecognizeSpeechOperator(BaseOperator): """ Recognizes speech from audio file and returns it as text. .. seealso:: For more information on how to use this operator, take a look at the guide: :ref:`howto/operator:GcpSpeechToTextRecognizeSpeechOperator` :param config: information to the recognizer that specifies how to process the request. See more: https://googleapis.github.io/google-cloud-python/latest/speech/gapic/v1/types.html#google.cloud.speech_v1.types.RecognitionConfig :type config: dict or google.cloud.speech_v1.types.RecognitionConfig :param audio: audio data to be recognized. See more: https://googleapis.github.io/google-cloud-python/latest/speech/gapic/v1/types.html#google.cloud.speech_v1.types.RecognitionAudio :type audio: dict or google.cloud.speech_v1.types.RecognitionAudio :param project_id: Optional, Google Cloud Platform Project ID where the Compute Engine Instance exists. If set to None or missing, the default project_id from the GCP connection is used. :type project_id: str :param gcp_conn_id: Optional, The connection ID used to connect to Google Cloud Platform. Defaults to 'google_cloud_default'. :type gcp_conn_id: str :param retry: (Optional) A retry object used to retry requests. If None is specified, requests will not be retried. :type retry: google.api_core.retry.Retry :param timeout: (Optional) The amount of time, in seconds, to wait for the request to complete. Note that if retry is specified, the timeout applies to each individual attempt. :type timeout: float """ # [START gcp_speech_to_text_synthesize_template_fields]
[docs] template_fields = ("audio", "config", "project_id", "gcp_conn_id", "timeout")
# [END gcp_speech_to_text_synthesize_template_fields] @apply_defaults def __init__( self, audio, config, project_id=None, gcp_conn_id="google_cloud_default", retry=None, timeout=None, *args, **kwargs ): self.audio = audio self.config = config self.project_id = project_id self.gcp_conn_id = gcp_conn_id self.retry = retry self.timeout = timeout self._validate_inputs() super(GcpSpeechToTextRecognizeSpeechOperator, self).__init__(*args, **kwargs)
[docs] def _validate_inputs(self): if self.audio == "": raise AirflowException("The required parameter 'audio' is empty") if self.config == "": raise AirflowException("The required parameter 'config' is empty")
[docs] def execute(self, context): _hook = GCPSpeechToTextHook(gcp_conn_id=self.gcp_conn_id) return _hook.recognize_speech( config=self.config, audio=self.audio, retry=self.retry, timeout=self.timeout
)

Was this entry helpful?