def handles(self, keys):

        def _handles(fn):
            self._map.add(keys, fn)
            return fn
        return _handles
Create a new string column on the table.
dataset/ETHPy150Open Julian/PyVi/pyvi/mode.py/Mode.handles--crossover with--dataset/ETHPy150Open sdispater/orator/orator/schema/blueprint.py/Blueprint.string