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16 Commits

Author SHA1 Message Date
rocky
8393064136 Get ready for release 2.11.3
need xdis 3.5.1 for now. Adjust for xdis "is-not" which we need as "is not"
2017-08-09 22:09:31 -04:00
rocky
bb9b3ac9cf Revert commit to wrong branch 2017-08-02 08:25:39 -04:00
rocky
05ac60ea74 Remove six from Python-2.4/2.5 package 2017-08-02 08:18:54 -04:00
rocky
d138a01bf1 xdis's "exception match" is now "exception-match" 2017-07-17 22:42:57 -04:00
rocky
9e8e4f54c7 xdis 3.5.1 is botched? 2017-07-15 00:24:40 -04:00
rocky
a06a5e1cd8 Use newer xdis 2017-07-14 23:45:56 -04:00
R. Bernstein
1048f6a964 Fixes issue #124 2017-07-14 23:43:40 -04:00
rocky
7fed237077 History updates 2017-07-14 08:03:06 -04:00
rocky
8b816ead0d RsT doc formatting 2017-07-09 02:06:39 -04:00
rocky
300d387349 Get ready for release 2.11.2 2017-07-09 01:44:55 -04:00
rocky
27ab6fe2f5 Use xdis 3.5.0's opcode sets 2017-07-08 20:41:46 -04:00
rocky
2e164763eb Start supporting Pypy 3.5 (5.7.1-beta) 2017-07-08 17:47:32 -04:00
rocky
d332bde104 Loops in Python 2.4-2.6 loop come_from
Looks like Python 2.4-2.6 may have a COME_FROM(_LOOP)
before the jump_back.

Fixes Issue #123
2017-07-05 06:12:14 -04:00
rocky
0893652943 Work around not having real flow-control analysis 2017-06-29 20:49:01 -04:00
rocky
6efd7afda3 continue non-detection in Python 2.7
fixes issue 122
2017-06-29 20:27:07 -04:00
rocky
ee3202779a A guard against badly formated bytecode 2017-06-28 18:39:05 -04:00
26 changed files with 249 additions and 86 deletions

View File

@@ -1,3 +1,85 @@
2017-08-09 rocky <rb@dustyfeet.com>
* README.rst, __pkginfo__.py, uncompyle6/version.py: Get ready for
release 2.11.3
2017-08-02 rocky <rb@dustyfeet.com>
* __pkginfo__.py: Revert commit to wrong branch
2017-08-02 rocky <rb@dustyfeet.com>
* __pkginfo__.py: Remove six from Python-2.4/2.5 package
2017-07-17 rocky <rb@dustyfeet.com>
* __pkginfo__.py, uncompyle6/scanners/scanner2.py,
uncompyle6/scanners/scanner3.py, uncompyle6/scanners/scanner30.py:
xdis's "exception match" is now "exception-match"
2017-07-15 rocky <rb@dustyfeet.com>
* __pkginfo__.py: xdis 3.5.1 is botched?
2017-07-14 rocky <rb@dustyfeet.com>
* __pkginfo__.py: Use newer xdis
2017-07-14 R. Bernstein <rocky@users.noreply.github.com>
* README.rst: Fixes issue #124
2017-07-14 rocky <rb@dustyfeet.com>
* HISTORY.md: History updates
2017-07-09 rocky <rb@dustyfeet.com>
* README.rst: RsT doc formatting
2017-07-09 rocky <rb@dustyfeet.com>
* ChangeLog, HOW-TO-REPORT-A-BUG.md, NEWS, uncompyle6/version.py:
Get ready for release 2.11.2
2017-07-08 rocky <rb@dustyfeet.com>
* __pkginfo__.py, uncompyle6/scanner.py,
uncompyle6/scanners/scanner2.py, uncompyle6/scanners/scanner26.py,
uncompyle6/scanners/scanner3.py, uncompyle6/scanners/scanner30.py,
uncompyle6/scanners/tok.py: Use xdis 3.5.0's opcode sets
2017-07-08 rocky <rb@dustyfeet.com>
* test/test_pyenvlib.py, uncompyle6/scanners/pypy32.py,
uncompyle6/scanners/pypy35.py, uncompyle6/scanners/scanner15.py,
uncompyle6/scanners/scanner32.py, uncompyle6/scanners/scanner34.py,
uncompyle6/scanners/scanner35.py, uncompyle6/scanners/scanner36.py:
Start supporting Pypy 3.5 (5.7.1-beta)
2017-07-05 rocky <rb@dustyfeet.com>
* test/simple_source/bug26/03_loop_if_cf.py,
uncompyle6/parsers/parse26.py: Loops in Python 2.4-2.6 loop
come_from Looks like Python 2.4-2.6 may have a COME_FROM(_LOOP) before the
jump_back. Fixes Issue #123
2017-06-29 rocky <rb@dustyfeet.com>
* : Work around not having real flow-control analysis
2017-06-28 rocky <rb@dustyfeet.com>
* uncompyle6/semantics/make_function.py: A guard against badly
formated bytecode
2017-06-25 rocky <rb@dustyfeet.com>
* ChangeLog, NEWS, test/simple_source/bug31/04_def_annotate.py,
uncompyle6/semantics/make_function.py,
uncompyle6/semantics/pysource.py: 3.x funciton and annotation bug
fixes
2017-06-25 rocky <rb@dustyfeet.com>
* uncompyle6/version.py: Get ready for release 2.11.1

View File

@@ -44,8 +44,8 @@ it appears that Hartmut did most of the work to get this code to
accept the full Python language. He added precedence to the table
specifiers, support for multiple versions of Python, the
pretty-printing of docstrings, lists, and hashes. He also wrote test and verification routines of
deparsed bytecode, and used this in an extensive set of tests that he also wrote. He says he could verify against the
entire Python library. However I have subsequently found small and relatively obscure bugs in the decompilation code.
deparsed bytecode, and used this in an extensive set of tests that he also wrote. He says he could verify against the
entire Python library. However I have subsequently found small and relatively obscure bugs in the decompilation code.
decompyle2.2 was packaged for Debian (sarge) by
[Ben Burton around 2002](https://packages.qa.debian.org/d/decompyle.html). As
@@ -66,7 +66,7 @@ code to handle first Python 2.3 and then 2.4 bytecodes. Because of
jump optimization introduced in the CPython bytecode compiler at that
time, various JUMP instructions were classifed as going backwards, and
COME FROM instructions were reintroduced. See
[RELEASE-2.4-CHANGELOG.txt](https://github.com/rocky/python-uncompyle6/blob/master/DECOMPYLE-2.4-CHANGELOG.txt)
[RELEASE-2.4-CHANGELOG.txt](https://github.com/rocky/python-uncompyle6/blob/master/DECOMPYLE-2.4-CHANGELOG.txt)
for more details here. There wasn't a public
release of RELEASE-2.4 and bytecodes other than Python 2.4 weren't
supported. Dan says the Python 2.3 version could verify the entire
@@ -99,7 +99,7 @@ made a few commits later on. But mostly wibiti, and Guenther
Starnberger got the code to where uncompyle2 was around 2012.
In `uncompyle`, decompilation of python bytecode 2.5 & 2.6 is done by
transforming the byte code into a a pseudo 2.7 python bytecode and is
transforming the byte code into a pseudo-2.7 Python bytecode and is
based on code from Eloi Vanderbeken.
This project, `uncompyle6`, abandons that approach for various
@@ -120,10 +120,10 @@ while, handling Python bytecodes from Python versions 2.5+ and
3.2+. In doing so, it has been expedient to separate this into three
projects:
* bytecode loading and disassembly ([xdis](https://pypi.python.org/pypi/xdis)),
* marshaling/unmarshaling, bytecode loading and disassembly ([xdis](https://pypi.python.org/pypi/xdis)),
* parsing and tree building ([spark_parser](https://pypi.python.org/pypi/spark_parser)),
* this project - grammar and semantic actions for decompiling
([uncompyle6](https://pypi.python.org/pypi/spark_parser)).
([uncompyle6](https://pypi.python.org/pypi/uncompyle6)).
Over the many years, code styles and Python features have
@@ -162,5 +162,8 @@ support has been lagging.
Tests for the project have been, or are being, culled from all of the
projects mentioned.
For a little bit of the history of changes to the Early-algorithm parser,
see the file [NEW-FEATURES.rst](https://github.com/rocky/python-spark/blob/master/NEW-FEATURES.rst) in the [python-spark github repository](https://github.com/rocky/python-spark).
NB. If you find mistakes, want corrections, or want your name added
(or removed), please contact me.

View File

@@ -19,7 +19,7 @@ So it is likely you'll find a mistranslation in decompiling.
The basic requirement is pretty simple:
* Python bytecode
* Source text
* Python source text
## What to send (additional helpful information)
@@ -50,7 +50,7 @@ one fool can learn, so can another."
## Narrowing the problem
I don't need the entire source code base for which one file or module
I don't need or want the entire source code base for which one file or module
can't be decompiled. I just need that one file or module only. If
there are several files, file a bug report for each file.

56
NEWS
View File

@@ -1,10 +1,26 @@
uncompyle6 2.11.1 2016-06-22
uncompyle6 2.11.2 2017-08-09
- Python 3.x annotatoin and function signature fixes
Very minor changes
- RsT doc fixes and updates
- use newer xdis, but not too new; 3.5.2 breaks uncompyle6
- use xdis opcode sets
- xdis "exception match" is now "exception-match"
uncompyle6 2.11.2 2017-07-09
- Start supporting Pypy 3.5 (5.7.1-beta)
- use xdis 3.5.0's opcode sets and require xdis 3.5.0
- Correct some Python 2.4-2.6 loop detection
- guard against badly formatted bytecode
uncompyle6 2.11.1 2017-06-25
- Python 3.x annotation and function signature fixes
- Bump xdis version
- Small pysource bug fixes
uncompyle6 2.11.0 2016-06-18 Fleetwood
uncompyle6 2.11.0 2017-06-18 Fleetwood
- Major improvements in fragment tracking
* Add nonterminal node in extractInfo
* tag more offsets in expressions
@@ -14,17 +30,17 @@ uncompyle6 2.11.0 2016-06-18 Fleetwood
- Fixes yet again for make_function node handling; document what's up here
- Fix bug in snowflake Python 3.5 *args kwargs
uncompyle6 2.10.1 2016-06-3 Marylin Frankel
uncompyle6 2.10.1 2017-06-3 Marylin Frankel
- fix some fragments parsing bugs
- was returning the wrong type sometimes in deparse_code_around_offset()
- capture function name in offsets
- track changes to ifelstrmtr node from pysource into fragments
uncompyle6 2.10.0 2016-05-30 Elaine Gordon
uncompyle6 2.10.0 2017-05-30 Elaine Gordon
- Add fuzzy offset deparse lookup
- 3.6 bugfixes
- Add fuzzy offset deparse look up
- 3.6 bug fixes
- fix EXTENDED_ARGS handling (and in 2.6 and others)
- semantic routine make_function fragments.py
- MAKE_FUNCTION handling
@@ -35,19 +51,19 @@ uncompyle6 2.10.0 2016-05-30 Elaine Gordon
- 3.5 FUNCTION_VAR bug
- 3.x pass statement insdie while True
- Improve 3.2 decompilation
- Fixed -o argument processing (Gregrory)
- Fixed -o argument processing (grkov90)
- Reduce scope of LOAD_ASSERT as expr to 3.4+
- "await" statement fixes
- 2.3, 2.4 "if 1 .." fixes
- 3.x annotation fixes
uncompyle6 2.9.11 2016-04-06
uncompyle6 2.9.11 2017-04-06
- Better support for Python 3.5+ BUILD_MAP_UNPACK
- Start 3.6 CALL_FUNCTION_EX support
- Many decompilation bug fixes. (Many more remain). See ChangeLog
uncompyle6 2.9.10 2016-02-25
uncompyle6 2.9.10 2017-02-25
- Python grammar rule fixes
- Add ability to get grammar coverage on runs
@@ -114,7 +130,7 @@ uncompyle6 2.9.6 2016-11-20
uncompyle6 2.9.5 2016-11-13
- Fix Python 3 bugs:
* improprer while 1 else
* improper while 1 else
* docstring indent
* 3.3 default values in lambda expressions
* start 3.0 decompilation (needs newer xdis)
@@ -124,12 +140,12 @@ uncompyle6 2.9.5 2016-11-13
uncompyle6 2.9.4 2016-11-02
- Handle Python 3.x function annotations
- track def keywoard-parameter line-splitting in source code better
- track def keyword-parameter line-splitting in source code better
- bump min xdis version to mask previous xdis bug
uncompyle6 2.9.3 2016-10-26
Release forced by incompatiblity change in xdis 3.2.0.
Release forced by incompatibility change in xdis 3.2.0.
- Python 3.1 bugs:
* handle "with ... as"
@@ -161,7 +177,7 @@ uncompyle6 2.9.0 2016-10-09
this Forces change in requirements.txt and _pkg_info_.py
- Start Python 1.5 decompiling; another round of work is needed to
remove bugs
- Simpify python 2.1 grammar
- Simplify python 2.1 grammar
- Fix bug with -t ... Wasn't showing source text when -t option was given
- Fix 2.1-2.6 bug in list comprehension
@@ -184,7 +200,7 @@ control-flow structure detection is done.
. 3.0 .. 3.2 *args processing
. 3.0 .. 3.2 call name and kwargs bug
. 3.0 .. getting parameter of *
. 3.0 .. handling varible number of args
. 3.0 .. handling variable number of args
. 3.0 .. "if" structure bugs
* 3.5+ if/else bugs
* 2.2-2.6 bugs
@@ -235,7 +251,7 @@ uncompyle6 2.7.1 2016-07-26
uncompyle6 2.7.0 2016-07-15
- Many Syntax and verifification bugs removed
- Many Syntax and verification bugs removed
tested on standard libraries from 2.3.7 to 3.5.1
and they all decompile and verify fine.
I'm sure there are more bugs though.
@@ -262,9 +278,9 @@ uncompyle6 2.6.0 2016-07-07
- Better <2.6 vs. 2.7 grammar separation
- Fix some 2.7 deparsing bugs
- Fix bug in installing uncompyle6 script
- Doc improvments
- Doc improvements
uncompyle6 2.5.0 2016-06-22 Summer Solstace
uncompyle6 2.5.0 2016-06-22 Summer Solstice
- Much better Python 3.2-3.5 coverage.
3.4.6 is probably the best;3.2 and 3.5 are weaker
@@ -276,7 +292,7 @@ uncompyle6 2.5.0 2016-06-22 Summer Solstace
uncompyle6 2.4.0 2016-05-18 (in memory of Lewis Bernstein)
- Many Python 3 bugs fixed:
* Python 3.2 to 3.5 libaries largely
* Python 3.2 to 3.5 libraries largely
uncompyle and most verify
- pydisassembler:
* disassembles all code objects in a file
@@ -334,7 +350,7 @@ uncompyle6 2.2.0 2016-04-30
uncompyle6 2.2.0 2016-04-02
- Support single-mode (in addtion to exec-mode) compilation
- Support single-mode (in addition to exec-mode) compilation
- Start to DRY Python 2 and Python 3 grammars
- Fix bug in if else ternary construct
- Fix bug in uncomplye6 -d and -r options (via lelicopter)

View File

@@ -171,8 +171,11 @@ See Also
* https://code.google.com/archive/p/unpyc3/ : supports Python 3.2 only. The above projects use a different decompiling technique than what is used here.
* https://github.com/figment/unpyc3/ : fork of above, but supports Python 3.3 only. Include some fixes like supporting function annotations
* The HISTORY_ file.
* `How to report a bug <https://github.com/rocky/python-uncompyle6/blob/master/HISTORY.md>`_
.. |downloads| image:: https://img.shields.io/pypi/dd/uncompyle6.svg
* `How to report a bug <https://github.com/rocky/python-uncompyle6/blob/master/HOW-TO-REPORT-A-BUG.md>`_
* https://github.com/rocky/python-xdis : Cross Python version disassembler
* https://github.com/rocky/python-xasm : Cross Python version assembler
.. _trepan: https://pypi.python.org/pypi/trepan
.. _HISTORY: https://github.com/rocky/python-uncompyle6/blob/master/HISTORY.md
.. _debuggers: https://pypi.python.org/pypi/trepan3k

View File

@@ -40,7 +40,7 @@ entry_points = {
]}
ftp_url = None
install_requires = ['spark-parser >= 1.6.1, < 1.7.0',
'xdis >= 3.4.0, < 3.5.0', 'six']
'xdis == 3.5.1', 'six']
license = 'MIT'
mailing_list = 'python-debugger@googlegroups.com'
modname = 'uncompyle6'

Binary file not shown.

View File

@@ -0,0 +1,19 @@
# Bug in < 2.6 is having a COME_FROM_LOOP (but we
# don't tag that so it is just COME_FROM *before*
# a jump back to the loop.
def pickup(self, open_players, open_buf, wrap_buf):
for aplayer in self._game.active_players:
if aplayer in open_players:
aplayer.send(open_players)
if self == aplayer:
for awatcher in self._watchers:
if awatcher._can_see_detail:
awatcher.send(open_buf)
else:
awatcher.send(wrap_buf)
else:
self._game.send(aplayer.side)
else:
self._game.send(aplayer.side, wrap_buf)

View File

@@ -29,7 +29,7 @@ from fnmatch import fnmatch
TEST_VERSIONS=('2.3.7', '2.4.6', '2.5.6', '2.6.9',
'pypy-2.4.0', 'pypy-2.6.1',
'pypy-5.0.1', 'pypy-5.3.1',
'pypy-5.0.1', 'pypy-5.3.1', 'pypy3.5-5.7.1-beta',
'2.7.10', '2.7.11', '2.7.12', '2.7.13',
'3.0.1', '3.1.5', '3.2.6',
'3.3.5', '3.3.6',

View File

@@ -84,6 +84,12 @@ class Python26Parser(Python2Parser):
ja_cf_pop ::= JUMP_ABSOLUTE come_froms POP_TOP
jf_cf_pop ::= JUMP_FORWARD come_froms POP_TOP
# The first optional COME_FROM when it appears is really
# COME_FROM_LOOP, but in <= 2.6 we don't distinguish
# this
cf_jb_cf_pop ::= _come_from JUMP_BACK come_froms POP_TOP
bp_come_from ::= POP_BLOCK COME_FROM
jb_bp_come_from ::= JUMP_BACK bp_come_from
@@ -111,7 +117,8 @@ class Python26Parser(Python2Parser):
break_stmt ::= BREAK_LOOP JUMP_BACK
# Semantic actions want else_suitel to be at index 3
ifelsestmtl ::= testexpr c_stmts_opt jb_cf_pop else_suitel
ifelsestmtl ::= testexpr c_stmts_opt cf_jb_cf_pop else_suitel
ifelsestmtc ::= testexpr c_stmts_opt ja_cf_pop else_suitec
# Semantic actions want suite_stmts_opt to be at index 3

View File

@@ -89,7 +89,7 @@ class Scanner(object):
if op is None:
op = self.code[pos]
target = self.get_argument(pos)
if op in self.opc.hasjrel:
if op in self.opc.JREL_OPS:
target += pos + 3
return target
@@ -100,7 +100,7 @@ class Scanner(object):
def print_bytecode(self):
for i in self.op_range(0, len(self.code)):
op = self.code[i]
if op in self.opc.hasjabs+self.opc.hasjrel:
if op in self.JUMP_OPs:
dest = self.get_target(i, op)
print('%i\t%s\t%i' % (i, self.opname[op], dest))
else:

View File

@@ -1,22 +1,18 @@
# Copyright (c) 2016 by Rocky Bernstein
# Copyright (c) 2017 by Rocky Bernstein
"""
Python PyPy 3.2 bytecode scanner/deparser
Python PyPy 3.2 decompiler scanner.
This overlaps Python's 3.2's dis module, but it can be run from
Python 3 and other versions of Python. Also, we save token
information for later use in deparsing.
Does some additional massaging of xdis-disassembled instructions to
make things easier for decompilation.
"""
import uncompyle6.scanners.scanner32 as scan
# bytecode verification, verify(), uses JUMP_OPs from here
from xdis.opcodes import opcode_32 as opc # is this rgith?
from xdis.opcodes import opcode_32 as opc # is this right?
JUMP_OPs = map(lambda op: opc.opname[op], opc.hasjrel + opc.hasjabs)
# We base this off of 2.6 instead of the other way around
# because we cleaned things up this way.
# The history is that 2.7 support is the cleanest,
# then from that we got 2.6 and so on.
# We base this off of 3.2
class ScannerPyPy32(scan.Scanner32):
def __init__(self, show_asm):
# There are no differences in initialization between

View File

@@ -0,0 +1,22 @@
# Copyright (c) 2017 by Rocky Bernstein
"""
Python PyPy 3.2 decompiler scanner.
Does some additional massaging of xdis-disassembled instructions to
make things easier for decompilation.
"""
import uncompyle6.scanners.scanner35 as scan
# bytecode verification, verify(), uses JUMP_OPs from here
from xdis.opcodes import opcode_35 as opc # is this right?
JUMP_OPs = map(lambda op: opc.opname[op], opc.hasjrel + opc.hasjabs)
# We base this off of 3.5
class ScannerPyPy35(scan.Scanner35):
def __init__(self, show_asm):
# There are no differences in initialization between
# pypy 3.5 and 3.5
scan.Scanner35.__init__(self, show_asm, is_pypy=True)
self.version = 3.5
return

View File

@@ -1,6 +1,6 @@
# Copyright (c) 2016 by Rocky Bernstein
# Copyright (c) 2016-2017 by Rocky Bernstein
"""
Python 1.5 bytecode scanner/deparser
Python 1.5 bytecode decompiler scanner.
This massages tokenized 1.5 bytecode to make it more amenable for
grammar parsing.

View File

@@ -189,7 +189,7 @@ class Scanner2(Scanner):
if op == self.opc.EXTENDED_ARG:
extended_arg = oparg * L65536
continue
if op in self.opc.hasconst:
if op in self.opc.CONST_OPS:
const = co.co_consts[oparg]
if iscode(const):
oparg = const
@@ -210,23 +210,23 @@ class Scanner2(Scanner):
pattr = '<code_object ' + const.co_name + '>'
else:
pattr = const
elif op in self.opc.hasname:
elif op in self.opc.NAME_OPS:
pattr = names[oparg]
elif op in self.opc.hasjrel:
elif op in self.opc.JREL_OPS:
# use instead: hasattr(self, 'patch_continue'): ?
if self.version == 2.7:
self.patch_continue(tokens, offset, op)
pattr = repr(offset + 3 + oparg)
elif op in self.opc.hasjabs:
elif op in self.opc.JABS_OPS:
# use instead: hasattr(self, 'patch_continue'): ?
if self.version == 2.7:
self.patch_continue(tokens, offset, op)
pattr = repr(oparg)
elif op in self.opc.haslocal:
elif op in self.opc.LOCAL_OPS:
pattr = varnames[oparg]
elif op in self.opc.hascompare:
elif op in self.opc.COMPARE_OPS:
pattr = self.opc.cmp_op[oparg]
elif op in self.opc.hasfree:
elif op in self.opc.FREE_OPS:
pattr = free[oparg]
if op in self.varargs_ops:
@@ -452,7 +452,7 @@ class Scanner2(Scanner):
self.not_continue.add(jmp)
jmp = self.get_target(jmp)
prev_offset = self.prev[except_match]
# COMPARE_OP argument should be "exception match" or 10
# COMPARE_OP argument should be "exception-match" or 10
if (self.code[prev_offset] == self.opc.COMPARE_OP and
self.code[prev_offset+1] != 10):
return None
@@ -603,7 +603,7 @@ class Scanner2(Scanner):
if test == offset:
loop_type = 'while 1'
elif self.code[test] in self.opc.hasjabs + self.opc.hasjrel:
elif self.code[test] in self.opc.JUMP_OPs:
self.ignore_if.add(test)
test_target = self.get_target(test)
if test_target > (jump_back+3):
@@ -905,7 +905,9 @@ class Scanner2(Scanner):
'start': start-3,
'end': pre_rtarget})
self.not_continue.add(pre_rtarget)
# FIXME: this is yet another case were we need dominators.
if pre_rtarget not in self.linestartoffsets or self.version < 2.7:
self.not_continue.add(pre_rtarget)
if rtarget < end:
# We have an "else" block of some kind.
@@ -992,11 +994,11 @@ class Scanner2(Scanner):
oparg = self.get_argument(offset)
if label is None:
if op in self.opc.hasjrel and self.op_name(op) != 'FOR_ITER':
# if (op in self.opc.hasjrel and
if op in self.opc.JREL_OPS and self.op_name(op) != 'FOR_ITER':
# if (op in self.opc.JREL_OPS and
# (self.version < 2.0 or op != self.opc.FOR_ITER)):
label = offset + 3 + oparg
elif self.version == 2.7 and op in self.opc.hasjabs:
elif self.version == 2.7 and op in self.opc.JABS_OPS:
if op in (self.opc.JUMP_IF_FALSE_OR_POP,
self.opc.JUMP_IF_TRUE_OR_POP):
if (oparg > offset):

View File

@@ -181,7 +181,7 @@ class Scanner26(scan.Scanner2):
if op == self.opc.EXTENDED_ARG:
extended_arg = oparg * L65536
continue
if op in self.opc.hasconst:
if op in self.opc.CONST_OPS:
const = co.co_consts[oparg]
# We can't use inspect.iscode() because we may be
# using a different version of Python than the
@@ -206,9 +206,9 @@ class Scanner26(scan.Scanner2):
pattr = '<code_object ' + const.co_name + '>'
else:
pattr = const
elif op in self.opc.hasname:
elif op in self.opc.NAME_OPS:
pattr = names[oparg]
elif op in self.opc.hasjrel:
elif op in self.opc.JREL_OPS:
pattr = repr(offset + 3 + oparg)
if op == self.opc.JUMP_FORWARD:
target = self.get_target(offset)
@@ -218,13 +218,13 @@ class Scanner26(scan.Scanner2):
if len(tokens) and tokens[-1].type == 'JUMP_BACK':
tokens[-1].type = intern('CONTINUE')
elif op in self.opc.hasjabs:
elif op in self.opc.JABS_OPS:
pattr = repr(oparg)
elif op in self.opc.haslocal:
elif op in self.opc.LOCAL_OPS:
pattr = varnames[oparg]
elif op in self.opc.hascompare:
elif op in self.opc.COMPARE_OPS:
pattr = self.opc.cmp_op[oparg]
elif op in self.opc.hasfree:
elif op in self.opc.FREE_OPS:
pattr = free[oparg]
if op in self.varargs_ops:
# CE - Hack for >= 2.5

View File

@@ -633,11 +633,11 @@ class Scanner3(Scanner):
rel_offset = 0
if self.version >= 3.6:
target = self.code[offset+1]
if op in self.opc.hasjrel:
if op in self.opc.JREL_OPS:
rel_offset = offset + 2
else:
target = self.code[offset+1] + self.code[offset+2] * 256
if op in self.opc.hasjrel:
if op in self.opc.JREL_OPS:
rel_offset = offset + 3
pass
pass
@@ -921,7 +921,7 @@ class Scanner3(Scanner):
# except block return
jump_prev = prev_op[offset]
if self.is_pypy and code[jump_prev] == self.opc.COMPARE_OP:
if self.opc.cmp_op[code[jump_prev+1]] == 'exception match':
if self.opc.cmp_op[code[jump_prev+1]] == 'exception-match':
return
if self.version >= 3.5:
# Python 3.5 may remove as dead code a JUMP

View File

@@ -120,7 +120,7 @@ class Scanner30(Scanner3):
if test == offset:
loop_type = 'while 1'
elif self.code[test] in opc.hasjabs+opc.hasjrel:
elif self.code[test] in opc.JUMP_OPs:
self.ignore_if.add(test)
test_target = self.get_target(test)
if test_target > (jump_back+3):
@@ -295,7 +295,7 @@ class Scanner30(Scanner3):
# except block return
jump_prev = prev_op[offset]
if self.is_pypy and code[jump_prev] == self.opc.COMPARE_OP:
if self.opc.cmp_op[code[jump_prev+1]] == 'exception match':
if self.opc.cmp_op[code[jump_prev+1]] == 'exception-match':
return
if self.version >= 3.5:
# Python 3.5 may remove as dead code a JUMP

View File

@@ -1,6 +1,9 @@
# Copyright (c) 2015-2016 by Rocky Bernstein
# Copyright (c) 2015-2017 by Rocky Bernstein
"""
Python 3.2 bytecode scanner/deparser
Python 3.2 bytecode decompiler scanner.
Does some additional massaging of xdis-disassembled instructions to
make things easier for decompilation.
This sets up opcodes Python's 3.2 and calls a generalized
scanner routine for Python 3.

View File

@@ -1,6 +1,9 @@
# Copyright (c) 2015-2016 by Rocky Bernstein
# Copyright (c) 2015-2017 by Rocky Bernstein
"""
Python 3.4 bytecode scanner/deparser
Python 3.4 bytecode decompiler scanner
Does some additional massaging of xdis-disassembled instructions to
make things easier for decompilation.
This sets up opcodes Python's 3.4 and calls a generalized
scanner routine for Python 3.

View File

@@ -1,6 +1,9 @@
# Copyright (c) 2016 by Rocky Bernstein
# Copyright (c) 2017 by Rocky Bernstein
"""
Python 3.5 bytecode scanner/deparser
Python 3.5 bytecode decompiler scanner
Does some additional massaging of xdis-disassembled instructions to
make things easier for decompilation.
This sets up opcodes Python's 3.5 and calls a generalized
scanner routine for Python 3.
@@ -16,8 +19,8 @@ JUMP_OPs = map(lambda op: opc.opname[op], opc.hasjrel + opc.hasjabs)
class Scanner35(Scanner3):
def __init__(self, show_asm=None):
Scanner3.__init__(self, 3.5, show_asm)
def __init__(self, show_asm=None, is_pypy=False):
Scanner3.__init__(self, 3.5, show_asm, is_pypy)
return
pass

View File

@@ -1,6 +1,9 @@
# Copyright (c) 2016-2017 by Rocky Bernstein
"""
Python 3.6 bytecode scanner/deparser
Python 3.6 bytecode decompiler scanner
Does some additional massaging of xdis-disassembled instructions to
make things easier for decompilation.
This sets up opcodes Python's 3.6 and calls a generalized
scanner routine for Python 3.

View File

@@ -65,10 +65,10 @@ class Token:
if self.pattr:
pattr = self.pattr
if self.opc:
if self.op in self.opc.hasjrel:
if self.op in self.opc.JREL_OPS:
if not self.pattr.startswith('to '):
pattr = "to " + self.pattr
elif self.op in self.opc.hasjabs:
elif self.op in self.opc.JABS_OPS:
self.pattr= str(self.pattr)
if not self.pattr.startswith('to '):
pattr = "to " + str(self.pattr)

View File

@@ -176,7 +176,7 @@ TABLE_DIRECT = {
'ret_cond_not': ( '%p if not %p else %p', (2, 27), (0, 22), (-1, 27)),
'conditional_lambda': ( '(%c if %c else %c)', 2, 0, 3),
'return_lambda': ('%c', 0),
'compare': ( '%p %[-1]{pattr} %p', (0, 19), (1, 19) ),
'compare': ( '%p %[-1]{pattr.replace("-", " ")} %p', (0, 19), (1, 19) ),
'cmp_list': ( '%p %p', (0, 29), (1, 30)),
'cmp_list1': ( '%[3]{pattr} %p %p', (0, 19), (-2, 19)),
'cmp_list2': ( '%[1]{pattr} %p', (0, 19)),

View File

@@ -411,7 +411,8 @@ def make_function2(self, node, isLambda, nested=1, codeNode=None):
if code_has_star_star_arg(code):
if argc > 0:
self.write(', ')
self.write('**%s' % code.co_varnames[argc + kw_pairs])
if argc + kw_pairs > 0:
self.write('**%s' % code.co_varnames[argc + kw_pairs])
if isLambda:
self.write(": ")

View File

@@ -1,3 +1,3 @@
# This file is suitable for sourcing inside bash as
# well as importing into Python
VERSION='2.11.1'
VERSION='2.11.3'