def warning(self, msg, *args, **kwargs):
        if self.isEnabledFor(WARNING):
            self._log(WARNING, msg, args, **kwargs)
Read the unpacker-specific metadata from an unpacked directory.
dataset/ETHPy150Open deanhiller/databus/webapp/play1.3.x/python/Lib/logging/__init__.py/Logger.warning--crossover with--dataset/ETHPy150Open ViDA-NYU/reprozip/reprounzip/reprounzip/unpackers/common/misc.py/metadata_read