/media/sda-magnetic/david/david2/david2/Dokumente/bak/twitter-python-2022-07-31/grammar.txt

/*
 * numexpr  ::= term numexpr2 
 * numexpr2 ::= + term numexpr2 | e
 * term     ::= factor term2
 * term2    ::= * factor term2 | e
 * factor   ::= id | const | (expr)
 */