def publisher(self, key):
        return self._get_item(key)[0]['_p4p2p']['public_key']
Define expression to be ignored (e.g., comments) while doing pattern
dataset/ETHPy150Open ntoll/p4p2p/p4p2p/dht/storage.py/DataStore.publisher--crossover with--dataset/ETHPy150Open pypa/pip/pip/_vendor/pyparsing.py/ParserElement.ignore