assistant_grpc_demo.py

#!/usr/bin/env python3
# Copyright 2017 Google Inc.
#
# Licensed 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.

"""A demo of the Google Assistant GRPC recognizer."""
from gpiozero import PWMLED
from gpiozero.pins.pigpio import PiGPIOFactory
from time import sleep
import RPi.GPIO as GPIO
sol = PWMLED(26)
delay = 1
import logging

import aiy.assistant.grpc
import aiy.audio
import aiy.voicehat
GPIO.cleanup()
logging.basicConfig(
    level=logging.INFO,
    format="[%(asctime)s] %(levelname)s:%(name)s:%(message)s"
)


def main():
    status_ui = aiy.voicehat.get_status_ui()
    status_ui.status('starting')
    assistant = aiy.assistant.grpc.get_assistant()
    button = aiy.voicehat.get_button()
    with aiy.audio.get_recorder():
        while True:
            status_ui.status('ready')
            #print('Press the button and speak')
            #button.wait_for_press()
            status_ui.status('listening')
            print('Listening...')
            text, audio = assistant.recognize()
            if text:
                if text == 'goodbye':
                    sol.value = 1
                    sleep(1)
                    sol.value = 0
                    sleep(1)
                    print('Bye!')
                
                print('You said "', text, '"')
            if audio:
                aiy.audio.play_audio(audio, assistant.get_volume())


if __name__ == '__main__':
    main()