def write_metadata(self, handler):
        if self.metadata is not None:
            handler.write_metadata(self.cname, self.metadata)
Returns:
dataset/ETHPy150Open pydata/pandas/pandas/io/pytables.py/IndexCol.write_metadata--crossover with--dataset/ETHPy150Open meraki-analytics/cassiopeia/cassiopeia/type/core/match.py/ParticipantTimeline.baron_kills_per_min_counts