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pygram.py

# Copyright 2006 Google, Inc. All Rights Reserved. # Licensed to PSF under a Contributor Agreement. """Export the Python grammar and symbols.""" # Python imports import os # Local imports from .pgen2 import token from .pgen2 import driver from . import pytree # The grammar file _GRAMMAR_FILE = os.path.join(os.path.dirname(__file__), "Grammar.txt") _PATTERN_GRAMMAR_FILE = os.path.join(os.path.dirname(__file__), "PatternGrammar.txt") class Symbols(object): def __init__(self, grammar): """Initializer. Creates an attribute for each grammar symbol (nonterminal), whose value is the symbol's type (an int >= 256). """ for name, symbol in grammar.symbol2number.iteritems(): setattr(self, name, symbol) python_grammar = driver.load_packaged_grammar("lib2to3", _GRAMMAR_FILE) python_symbols = Symbols(python_grammar) python_grammar_no_print_statement = python_grammar.copy() del python_grammar_no_print_statement.keywords["print"] pattern_grammar = driver.load_packaged_grammar("lib2to3", _PATTERN_GRAMMAR_FILE) pattern_symbols = Symbols(pattern_grammar)

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docroot: /home/induvedam/public_html

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curdir: /opt/alt/python27/lib64/python2.7/lib2to3

	.		4096
	..		24576
X	Grammar.txt		7094
X	Grammar2.7.18.final.0.pickle		40486
X	PatternGrammar.txt		793
X	PatternGrammar2.7.18.final.0.pickle		2799
X	__init__.py		7
X	__init__.pyc		140
X	__init__.pyo		140
X	__main__.py		67
X	__main__.pyc		255
X	__main__.pyo		255
X	btm_matcher.py		6834
X	btm_matcher.pyc		5973
X	btm_matcher.pyo		5973
X	btm_utils.py		10012
X	btm_utils.pyc		7732
X	btm_utils.pyo		7732
X	fixer_base.py		6780
X	fixer_base.pyc		7394
X	fixer_base.pyo		7394
X	fixer_util.py		14597
X	fixer_util.pyc		15125
X	fixer_util.pyo		15125
	fixes		8192
X	main.py		11605
X	main.pyc		9961
X	main.pyo		9919
X	patcomp.py		7065
X	patcomp.pyc		6757
X	patcomp.pyo		6445
	pgen2		4096
X	pygram.py		1158
X	pygram.pyc		1480
X	pygram.pyo		1480
X	pytree.py		29039
X	pytree.pyc		31291
X	pytree.pyo		30408
X	refactor.py		28026
X	refactor.pyc		24445
X	refactor.pyo		24403