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41 lines
1.4 KiB
Python
41 lines
1.4 KiB
Python
# Copyright (c) 2017 Rocky Bernstein
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"""
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spark grammar differences over Python 3.6 for Python 3.7
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"""
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from uncompyle6.parser import PythonParserSingle
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from spark_parser import DEFAULT_DEBUG as PARSER_DEFAULT_DEBUG
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from uncompyle6.parsers.parse36 import Python37Parser
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class Python36Parser(Python35Parser):
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def __init__(self, debug_parser=PARSER_DEFAULT_DEBUG):
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super(Python37Parser, self).__init__(debug_parser)
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self.customized = {}
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class Python37ParserSingle(Python37Parser, PythonParserSingle):
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pass
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if __name__ == '__main__':
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# Check grammar
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p = Python37Parser()
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p.check_grammar()
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from uncompyle6 import PYTHON_VERSION, IS_PYPY
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if PYTHON_VERSION == 3.7:
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lhs, rhs, tokens, right_recursive = p.check_sets()
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from uncompyle6.scanner import get_scanner
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s = get_scanner(PYTHON_VERSION, IS_PYPY)
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opcode_set = set(s.opc.opname).union(set(
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"""JUMP_BACK CONTINUE RETURN_END_IF COME_FROM
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LOAD_GENEXPR LOAD_ASSERT LOAD_SETCOMP LOAD_DICTCOMP LOAD_CLASSNAME
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LAMBDA_MARKER RETURN_LAST
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""".split()))
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remain_tokens = set(tokens) - opcode_set
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import re
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remain_tokens = set([re.sub('_\d+$', '', t) for t in remain_tokens])
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remain_tokens = set([re.sub('_CONT$', '', t) for t in remain_tokens])
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remain_tokens = set(remain_tokens) - opcode_set
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print(remain_tokens)
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# print(sorted(p.rule2name.items()))
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