def getDelegationToken(self, ctx, renewer):
    self.send_getDelegationToken(ctx, renewer)
    return self.recv_getDelegationToken()
set/update the info for this indexable with the key/value
dataset/ETHPy150Open cloudera/hue/desktop/libs/hadoop/gen-py/hadoop/api/jobtracker/Jobtracker.py/Client.getDelegationToken--crossover with--dataset/ETHPy150Open pydata/pandas/pandas/io/pytables.py/IndexCol.update_info