def _drop_index_command(self, command, type, index):
        columns = []

        if isinstance(index, list):
            columns = index

            index = self._create_index_name(type, columns)

        return self._index_command(command, columns, index)
Create a new drop index command on the blueprint.
dataset/ETHPy150Open sdispater/orator/orator/schema/blueprint.py/Blueprint._drop_index_command