code: def n1ql_index_drop(self, ix, primary=False, **kwargs):
          
          info = self._mk_index_def(ix, primary)
          return IxmgmtRequest(self._cb, 'drop', info, **kwargs).execute()
docs: Delete an index from the cluster.
  
          :param str ix: the name of the index
          :param bool primary: if this index is a primary index
          :param bool ignore_missing: Do not raise an exception if the index
              does not exist
          :raise: :exc:`~.NotFoundError` if the index does not exist and
              `ignore_missing` was not specified