| 8 | |
| 9 | |
| 10 | class Python33Parser(Python32Parser): |
| 11 | def p_33on(self, args): |
| 12 | """ |
| 13 | # Python 3.3+ adds yield from. |
| 14 | expr ::= yield_from |
| 15 | yield_from ::= expr expr YIELD_FROM |
| 16 | stmt ::= genexpr_func |
| 17 | """ |
| 18 | |
| 19 | def customize_grammar_rules(self, tokens, customize): |
| 20 | self.remove_rules( |
| 21 | """ |
| 22 | # 3.3+ adds POP_BLOCKS |
| 23 | whileTruestmt ::= SETUP_LOOP l_stmts_opt JUMP_BACK POP_BLOCK NOP COME_FROM_LOOP |
| 24 | whileTruestmt ::= SETUP_LOOP l_stmts_opt JUMP_BACK NOP COME_FROM_LOOP |
| 25 | """ |
| 26 | ) |
| 27 | super(Python33Parser, self).customize_grammar_rules(tokens, customize) |
| 28 | |
| 29 | # FIXME: move 3.3 stuff out of parse3.py and put it here. |
| 30 | # for i, token in enumerate(tokens): |
| 31 | # opname = token.kind |
| 32 | # opname_base = opname[: opname.rfind("_")] |
| 33 | |
| 34 | return |
| 35 | |
| 36 | |
| 37 | class Python33ParserSingle(Python33Parser, PythonParserSingle): |