

def concat(self, streams):
    '\n        takes two input streams (pandas data frames) and concats them, assuming they have the same structure\n        :param streams: iterable of streams to concat\n        :return: a single stream\n        '
    if self._execution_plan:
        self._execution_plan.append('concat', 'transform')
    return pd.concat(streams)

dataset/ETHPy150Open Convertro/Hydro/src/hydro/transformers.py Transformers.concat/original