text: from .signal import ActionBase, action_class
  from .. import LOG as _LOG
  LOG = _LOG.getChild('signal.action')
  
  
  @action_class()
  class NopAction(ActionBase):
      pass
  
  @action_class()
  class EventAcceptanceAction(ActionBase):
      pass
  
  @action_class()
  class PacketFaultAction(ActionBase):
      pass
  