-./yacc_badargs.py:21: Rule 'p_statement_assign' has too many arguments.
-./yacc_badargs.py:25: Rule 'p_statement_expr' requires an argument.
-yacc.YaccError: Unable to construct parser.
+./yacc_badargs.py:23: Rule 'p_statement_assign' has too many arguments.
+./yacc_badargs.py:27: Rule 'p_statement_expr' requires an argument.
+ply.yacc.YaccError: Unable to construct parser.