This release contains a fix for `play_file()` as well as a new `stop_play()` function that can be used to stop the playback of a WaveFile that was started previously. Thank you joebaird for this new feature!
To use in CircuitPython, simply install the [Adafruit CircuitPython Bundle](https://circuitpython.org/libraries).
To use in CPython, `pip3 install adafruit-circuitpython-pyportal`.
Read the [docs](http://circuitpython.readthedocs.io/projects/pyportal/en/latest/) for info on how to use it.