enable_speaker()
disable_speaker()
_get_pa_volume()
test_speaker()
print_version()
update()
scan_i2c()
print_doctor()
setup_speaker()
print_info()
print_force_dt_overlay()
print_remove_dt_overlay()
print_uninstall()
_deprecated()
main()
Get current PulseAudio sink volume (first percentage), or None.
Update fusion-hat by running the installer script.
fusion_hat command line interface