Can't determine which FROM clause to join from, there are multiple FROMS which can join to this entity. Please use the .select_from() method to establish an explicit left side, as well as providing an explicit ON clause if not present already to help resolve the ambiguity.

Raise code

    all_clauses, right, onclause
            )

            if len(indexes) == 1:
                left = all_clauses[indexes[0]]

        if len(indexes) > 1:
            raise exc.InvalidRequestError(
                "Can't determine which FROM clause to join "
                "from, there are multiple FROMS which can "
                "join to this entity. Please use the .select_from() "
                "method to establish an explicit left side, as well as "
                "providing an explicit ON clause if not present already to "
                "help resolve the ambiguity."
            )
        elif