

def insert(self, event_key, propagate):
    if event_key.prepend_to_list(self, propagate.listeners):
        if propagate:
            self.propagate.add(event_key._listen_fn)

dataset/ETHPy150Open zzzeek/sqlalchemy/lib/sqlalchemy/event/attr.py _ListenerCollection.insert/VarMisuse@21/30 `self`->`propagate`