@classmethod
    def handlers(cls):

        return list(set(
            getattr(cls, k) for k in dir(cls)
            if getattr(getattr(cls, k), "handler", False)
        ))
Parse queries which only allow filters and ascending-orders on __key__.
dataset/ETHPy150Open circuits/circuits/circuits/core/components.py/BaseComponent.handlers--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/datastore/old_datastore_stub_util.py/ParseKeyFilteredQuery