Method _update_cells

python/pathway/internals/table.py:1759–1772

(self, other: Table)

    @contextualized_operator
    @check_arg_types
    def _update_cells(self, other: Table) -> Table:
        if not other._universe.is_subset_of(self._universe):
            raise ValueError(
                "Universe of the argument of Table.update_cells() needs to be "
                + "a subset of the universe of the updated table.\n"
                + "Consider using Table.promise_is_subset_of() to assert this.\n"
                + "(However, untrue assertion might result in runtime errors.)"
            )
        context = clmn.UpdateCellsContext(
            left=self._id_column,
            right=other._id_column,
            updates={name: other._columns[name] for name in other.keys()},
        )
        return self._table_with_context(context)

    @trace_user_frame
    @check_arg_types