Setup RPi

Add to /boot/config.txt

Adds the VoiceHat sound card driver to the RPi:

dtoverlay=i2s-mmap

dtoverlay=googlevoicehat-soundcard

Setup PyAudio on RPi

$ sudo apt-get install git

$ sudo git clone http://people.csail.mit.edu/hubert/git/pyaudio.git

$ sudo apt-get install libportaudio0 libportaudio2 libportaudiocpp0 portaudio19-dev

$ sudo apt-get install python-dev

$ cd pyaudio

$ sudo python setup.py install