def _get_python_grammar():
here = os.path.dirname(__file__)
fp = open(os.path.join(here, "data", "Grammar2.7"))
try:
gram_source = fp.read()
finally:
fp.close()
pgen = metaparser.ParserGenerator(gram_source)
return pgen.build_grammar(PythonGrammar)
def parser_for(self, gram, add_endmarker=True):
if add_endmarker:
gram += " NEWLINE ENDMARKER\n"
pgen = metaparser.ParserGenerator(gram)
g = pgen.build_grammar(MyGrammar)
return SimpleParser(g), g