def deregister(ext_id):
    extensions.pop(ext_id, None)
List of available input sources.
dataset/ETHPy150Open ExCiteS/geokey/geokey/extensions/base.py/deregister--crossover with--dataset/ETHPy150Open home-assistant/home-assistant/homeassistant/components/media_player/snapcast.py/SnapcastDevice.source_list