Text to speech example

tts.py

from ibm_watson import TextToSpeechV1
from ibm_cloud_sdk_core.authenticators import IAMAuthenticator

## Text to Speech

authenticator = IAMAuthenticator('guDxxxxxxxxoZ')
text_to_speech = TextToSpeechV1(
    authenticator=authenticator
)
text_to_speech.set_service_url('https://api.us-south.text-to-speech.watson.cloud.ibm.com/instances/b6fcdc7dxxxxx9715e6')

with open('hello_world.wav', 'wb') as audio_file:
    audio_file.write(
        text_to_speech.synthesize(
            'Hack MIT is the greatest hackathon event, ever!',
            voice='en-US_AllisonV3Voice',
            accept='audio/wav'
        ).get_result().content)