def parses(self, tree_class=Tree):
        return self._chart.parses(self._grammar.start(), tree_class)

    #////////////////////////////////////////////////////////////
    # Parser modification
    #////////////////////////////////////////////////////////////
Notify Observer of event.
dataset/ETHPy150Open nltk/nltk/nltk/parse/chart.py/SteppingChartParser.parses--crossover with--dataset/ETHPy150Open justinmeister/The-Stolen-Crown-RPG/data/observer.py/Battle.on_notify