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parse22.py
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43 lines (34 loc) · 1.36 KB
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# Copyright (c) 2016-2017 Rocky Bernstein
# Copyright (c) 2000-2002 by hartmut Goebel <hartmut@goebel.noris.de>
from spark_parser import DEFAULT_DEBUG as PARSER_DEFAULT_DEBUG
from uncompyle6.parser import PythonParserSingle
from uncompyle6.parsers.parse23 import Python23Parser
class Python22Parser(Python23Parser):
def __init__(self, debug_parser=PARSER_DEFAULT_DEBUG):
super(Python23Parser, self).__init__(debug_parser)
self.customized = {}
def p_misc22(self, args):
'''
for_iter ::= LOAD_CONST FOR_LOOP
list_iter ::= list_if JUMP_FORWARD
COME_FROM POP_TOP COME_FROM
list_for ::= expr for_iter store list_iter CONTINUE JUMP_FORWARD
COME_FROM POP_TOP COME_FROM
# Some versions of Python 2.2 have been found to generate
# PRINT_ITEM_CONT for PRINT_ITEM
print_items_stmt ::= expr PRINT_ITEM_CONT print_items_opt
'''
def customize_grammar_rules(self, tokens, customize):
super(Python22Parser, self).customize_grammar_rules(tokens, customize)
self.remove_rules("""
kvlist ::= kvlist kv2
""")
class Python22ParserSingle(Python23Parser, PythonParserSingle):
pass
if __name__ == '__main__':
# Check grammar
p = Python22Parser()
p.check_grammar()
p.dump_grammar()
# local variables:
# tab-width: 4