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Commit 69c35f0

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gguussbusunkim96
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Add cloud-client samples for speech [(#775)](GoogleCloudPlatform/python-docs-samples#775)
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‎packages/google-cloud-python-speech/samples/snippets/README.rst

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@@ -82,6 +82,56 @@ To run this sample:
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$ python quickstart.py
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Transcribe
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+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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To run this sample:
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.. code-block:: bash
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$ python transcribe.py
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usage: transcribe.py [-h] speech_file
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Google Cloud Speech API sample application using the REST API for batch
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processing.
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Example usage: python translate.py resources/audio.raw
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positional arguments:
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speech_file Full path of audio file to be recognized
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optional arguments:
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-h, --help show this help message and exit
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Transcribe async
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+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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To run this sample:
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.. code-block:: bash
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$ python transcribe_async.py
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usage: transcribe_async.py [-h] speech_file
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Google Cloud Speech API sample application using the REST API for async
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batch processing.
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Example usage: python transcribe_async.py resources/audio.raw
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positional arguments:
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speech_file Full path of audio file to be recognized
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optional arguments:
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-h, --help show this help message and exit
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The client library

‎packages/google-cloud-python-speech/samples/snippets/README.rst.in

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samples:
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- name: Quickstart
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file: quickstart.py
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- name: Transcribe
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file: transcribe.py
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show_help: true
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- name: Transcribe async
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file: transcribe_async.py
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show_help: true
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cloud_client_library: true

‎packages/google-cloud-python-speech/samples/snippets/resources/audio2.raw

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‎packages/google-cloud-python-speech/samples/snippets/transcribe.py

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#!/usr/bin/env python
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# Copyright 2017 Google Inc. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Google Cloud Speech API sample application using the REST API for batch
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processing.
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Example usage: python translate.py resources/audio.raw
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"""
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# [START import_libraries]
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import argparse
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import io
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# [END import_libraries]
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def main(speech_file):
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"""Transcribe the given audio file.
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Args:
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speech_file: the name of the audio file.
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"""
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# [START authenticating]
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# Application default credentials provided by env variable
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# GOOGLE_APPLICATION_CREDENTIALS
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from google.cloud import speech
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speech_client = speech.Client()
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# [END authenticating]
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# [START construct_request]
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# Loads the audio into memory
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with io.open(speech_file, 'rb') as audio_file:
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content = audio_file.read()
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audio_sample = speech_client.sample(
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content,
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source_uri=None,
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encoding='LINEAR16',
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sample_rate=16000)
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# [END construct_request]
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# [START send_request]
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alternatives = speech_client.speech_api.sync_recognize(audio_sample)
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for alternative in alternatives:
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print('Transcript: {}'.format(alternative.transcript))
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# [END send_request]
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# [START run_application]
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if __name__ == '__main__':
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parser = argparse.ArgumentParser(
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description=__doc__,
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formatter_class=argparse.RawDescriptionHelpFormatter)
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parser.add_argument(
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'speech_file', help='Full path of audio file to be recognized')
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args = parser.parse_args()
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main(args.speech_file)
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# [END run_application]

‎packages/google-cloud-python-speech/samples/snippets/transcribe_async.py

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#!/usr/bin/env python
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# Copyright 2017 Google Inc. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Google Cloud Speech API sample application using the REST API for async
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batch processing.
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Example usage: python transcribe_async.py resources/audio.raw
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"""
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# [START import_libraries]
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import argparse
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import io
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import time
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# [END import_libraries]
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def main(speech_file):
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"""Transcribe the given audio file asynchronously.
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Args:
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speech_file: the name of the audio file.
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"""
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# [START authenticating]
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# Application default credentials provided by env variable
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# GOOGLE_APPLICATION_CREDENTIALS
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from google.cloud import speech
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speech_client = speech.Client()
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# [END authenticating]
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# [START construct_request]
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# Loads the audio into memory
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with io.open(speech_file, 'rb') as audio_file:
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content = audio_file.read()
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audio_sample = speech_client.sample(
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content,
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source_uri=None,
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encoding='LINEAR16',
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sample_rate=16000)
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# [END construct_request]
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# [START send_request]
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operation = speech_client.speech_api.async_recognize(audio_sample)
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retry_count = 100
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while retry_count > 0 and not operation.complete:
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retry_count -= 1
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time.sleep(2)
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operation.poll()
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if not operation.complete:
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print("Operation not complete and retry limit reached.")
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return
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alternatives = operation.results
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for alternative in alternatives:
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print('Transcript: {}'.format(alternative.transcript))
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print('Confidence: {}'.format(alternative.confidence))
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# [END send_request]
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# [START run_application]
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if __name__ == '__main__':
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parser = argparse.ArgumentParser(
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description=__doc__,
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formatter_class=argparse.RawDescriptionHelpFormatter)
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parser.add_argument(
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'speech_file', help='Full path of audio file to be recognized')
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args = parser.parse_args()
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main(args.speech_file)
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# [END run_application]

‎packages/google-cloud-python-speech/samples/snippets/transcribe_async_test.py

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# Copyright 2016, Google, Inc.
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import re
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from transcribe_async import main
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def test_main(resource, capsys):
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main(resource('audio.raw'))
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out, err = capsys.readouterr()
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assert re.search(r'how old is the Brooklyn Bridge', out, re.DOTALL | re.I)

‎packages/google-cloud-python-speech/samples/snippets/transcribe_test.py

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# Copyright 2016, Google, Inc.
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import re
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from transcribe import main
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def test_main(resource, capsys):
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main(resource('audio.raw'))
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out, err = capsys.readouterr()
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assert re.search(r'how old is the Brooklyn Bridge', out, re.DOTALL | re.I)

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