def getByReference(self, ref):
        try:
            return self.list[ref]
        except IndexError:
            return None
Drop the database
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/PyAMF-0.6.1/pyamf/codec.py/IndexedCollection.getByReference--crossover with--dataset/ETHPy150Open perseas/Pyrseas/pyrseas/lib/dbutils.py/PostgresDb.drop