txt2speech_tofile.py

"""Getting Started Example for Python 2.7+/3.3+"""
from boto3 import Session
from botocore.exceptions import BotoCoreError, ClientError
from contextlib import closing
import os
import sys
import subprocess
from tempfile import gettempdir

# Create a client using the credentials and region defined in the [adminuser]
# section of the AWS credentials file (~/.aws/credentials).
session = Session(profile_name="adminuser")
polly = session.client("polly")


phrase_json = {'text': ["Turn off the lights, please."], 'voiceId': ['Salli'], 'outputFormat': ['ogg_vorbis']}

myText = "Alexa, " + phrase_json.get("text")[0]
myVoiceId = phrase_json.get("voiceId")[0]

#myText="Alexa, what are some of your skills?"
#myText="Turn off the lights, please. And then turn up the music!"
#myVoiceId="Brian"
#myVoiceId="Joey"
#myVoiceId="Amy"
#myVoiceId="Salli"
#myVoiceId="Kendra"
#myVoiceId="Justin"

try:
    # Request speech synthesis
    response = polly.synthesize_speech(Text=myText, OutputFormat="mp3",
                                        VoiceId=myVoiceId)
except (BotoCoreError, ClientError) as error:
    # The service returned an error, exit gracefully
    print(error)
    sys.exit(-1)

# Access the audio stream from the response
if "AudioStream" in response:
    # Note: Closing the stream is important as the service throttles on the
    # number of parallel connections. Here we are using contextlib.closing to
    # ensure the close method of the stream object will be called automatically
    # at the end of the with statement's scope.
    with closing(response["AudioStream"]) as stream:
        output = os.path.join(gettempdir(), "speech.mp3")

        try:
            # Open a file for writing the output as a binary stream
            #with open(output.mp3", "wb") as file:#write to variable
            with open(output, "wb") as file:# write to file
                file.write(stream.read())
        except IOError as error:
            # Could not write to file, exit gracefully
            print(error)
            sys.exit(-1)

else:
    # The response didn't contain audio data, exit gracefully
    print("Could not stream audio")
    sys.exit(-1)

# Play the audio using the platform's default player
if sys.platform == "win32":
    os.startfile(output)
else:
    # the following works on Mac and Linux. (Darwin = mac, xdg-open = linux).
    opener = "open" if sys.platform == "darwin" else "xdg-open"
subprocess.call(['/usr/bin/afplay', output])