jinx/python-uncompyle6
1
Fork 0
mirror of https://github.com/rocky/python-uncompyle6.git synced 2025-08-04 09:22:40 +08:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'master' into python-2.4

Browse Source
This commit is contained in:
rocky
2018-03-21 19:57:41 -04:00
parent 48b251273a 7fc7e083c3
commit ef03d78c4d
41 changed files with 516 additions and 101 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
uncompyle6/parsers/parse2.py
View File

@@ -1,8 +1,21 @@
# Copyright (c) 2015-2017 Rocky Bernstein
# Copyright (c) 2000-2002 by hartmut Goebel <h.goebel@crazy-compilers.com>
#
# Copyright (c) 1999 John Aycock
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""
A spark grammar for Python 2.x.
Base grammar for Python 2.x.
However instead of terminal symbols being the usual ASCII text,
e.g. 5, myvariable, "for", etc. they are CPython Bytecode tokens,
@@ -80,6 +93,9 @@ class Python2Parser(PythonParser):
raise_stmt2 ::= expr expr RAISE_VARARGS_2
raise_stmt3 ::= expr expr expr RAISE_VARARGS_3
for ::= SETUP_LOOP expr for_iter store
for_block POP_BLOCK _come_froms
del_stmt ::= expr DELETE_SLICE+0
del_stmt ::= expr expr DELETE_SLICE+1
del_stmt ::= expr expr DELETE_SLICE+2
@@ -173,6 +189,7 @@ class Python2Parser(PythonParser):
def p_expr2(self, args):
"""
expr ::= LOAD_LOCALS
expr ::= LOAD_ASSERT
expr ::= slice0
expr ::= slice1
expr ::= slice2
@@ -503,6 +520,7 @@ class Python2Parser(PythonParser):
self.check_reduce['aug_assign1'] = 'AST'
self.check_reduce['aug_assign2'] = 'AST'
self.check_reduce['or'] = 'AST'
# self.check_reduce['_stmts'] = 'AST'
# Dead code testing...
@@ -518,8 +536,11 @@ class Python2Parser(PythonParser):
# if lhs == 'while1elsestmt':
# from trepan.api import debug; debug()
if lhs in ('aug_assign1', 'aug_assign2') and ast[0] and ast[0][0] == 'and':
if lhs in ('aug_assign1', 'aug_assign2') and ast[0] and ast[0][0] in ('and', 'or'):
return True
if rule == ('or', ('expr', 'jmp_true', 'expr', '\\e_come_from_opt')):
expr2 = ast[2]
return expr2 == 'expr' and expr2[0] == 'LOAD_ASSERT'
return False
class Python2ParserSingle(Python2Parser, PythonParserSingle):