Method _convert_to_index_for_coo

ot/backend.py:3156–3160

(self, tensor)

            )

    def _convert_to_index_for_coo(self, tensor):
        if isinstance(tensor, self.__type__):
            return int(self.max(tensor)) + 1
        else:
            return int(np.max(tensor)) + 1

    def coo_matrix(self, data, rows, cols, shape=None, type_as=None):
        if shape is None: