{"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"check_byte_string_value(r\"\\nfoobar\","}]}
        check_byte_string_value(r"\nfoobar", b"\nfoobar");
        check_byte_string_value(r"\foobar", None::<&[u8; 0]>);
        check_byte_string_value(r"C:\\Windows\\System32\\", b"C:\\Windows\\System32\\");