def _NewKey(self, key):
    self._current_key.append(key)
Calling str(datum) should check first for a formatted
dataset/ETHPy150Open google/simian/src/simian/mac/munki/plist.py/ApplePlist._NewKey--crossover with--dataset/ETHPy150Open eyeseast/python-tablefu/table_fu/__init__.py/Datum.__str__