Function check_one_way

python/pyarrow/tests/test_substrait.py:987–991

(field)

    )

    def check_one_way(field):
        expr = pc.is_null(pc.field(field.name))
        buf = pa.substrait.serialize_expressions([expr], ["test_expr"], schema)
        returned = pa.substrait.deserialize_expressions(buf)
        assert alt_schema == returned.schema

    for field in schema:
        check_one_way(field)