def _fire_callbacks(self, event, *args):
        if self._callbacks not in event: return
        for cb_func in list(self._callbacks[event].keys()): cb_func(*args)

#######################################################################
# Edge Rules
#######################################################################
# These version of the chart rules only apply to a specific edge.
# This lets the user select an edge, and then apply a rule.
dataset/ETHPy150Open nltk/nltk/nltk/app/chartparser_app.py/ChartView._fire_callbacks/swapped operands of `not in`