def _close_internal(identity, msg):
    g = greenlet.get_identity_greenlet(identity)
    if g is not None:
        g.kill(timeout=1, block=True, exception=greenlet.BPGreenletExit)
Send a kill signal to the greenlet specified by identity. Used for closing
dataset/ETHPy150Open metafetish/buttplug/buttplug/core/system.py/_close_internal