Magic-Mirror/python-uncompyle6
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Sync with decompyle3

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rocky 2024-02-05 17:06:47 -05:00
parent f605f859ae
commit 61105840af
1 changed files with 12 additions and 14 deletions
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uncompyle6/scanner.py
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@ -1,4 +1,4 @@
# Copyright (c) 2016, 2018-2023 by Rocky Bernstein # Copyright (c) 2016, 2018-2024 by Rocky Bernstein
# Copyright (c) 2005 by Dan Pascu <dan@windowmaker.org> # Copyright (c) 2005 by Dan Pascu <dan@windowmaker.org>
# Copyright (c) 2000-2002 by hartmut Goebel <h.goebel@crazy-compilers.com> # Copyright (c) 2000-2002 by hartmut Goebel <h.goebel@crazy-compilers.com>
# Copyright (c) 1999 John Aycock # Copyright (c) 1999 John Aycock
@ -21,13 +21,11 @@ scanner/ingestion module. From here we call various version-specific
scanners, e.g. for Python 2.7 or 3.4. scanners, e.g. for Python 2.7 or 3.4.
""" """
from types import ModuleType
from typing import Optional, Tuple, Union
from array import array from array import array
from collections import namedtuple from collections import namedtuple
from types import ModuleType
from typing import Optional, Tuple, Union
from uncompyle6.scanners.tok import Token
from xdis.version_info import IS_PYPY, version_tuple_to_str
import xdis import xdis
from xdis import ( from xdis import (
Bytecode, Bytecode,
@ -37,6 +35,9 @@ from xdis import (
instruction_size, instruction_size,
next_offset, next_offset,
) )
from xdis.version_info import IS_PYPY, version_tuple_to_str
from uncompyle6.scanners.tok import Token
# The byte code versions we support. # The byte code versions we support.
# Note: these all have to be tuples of 2 ints # Note: these all have to be tuples of 2 ints
@ -80,6 +81,7 @@ CANONIC2VERSION["3.5.2"] = 3.5
# FIXME: DRY # FIXME: DRY
L65536 = 65536 L65536 = 65536
def long(num): def long(num):
return num return num
@ -96,7 +98,6 @@ class Code(object):
""" """
def __init__(self, co, scanner, classname=None, show_asm=None): def __init__(self, co, scanner, classname=None, show_asm=None):
# Full initialization is given below, but for linters # Full initialization is given below, but for linters
# well set up some initial values. # well set up some initial values.
self.co_code = None # Really either bytes for >= 3.0 and string in < 3.0 self.co_code = None # Really either bytes for >= 3.0 and string in < 3.0
@ -133,9 +134,7 @@ class Scanner:
# FIXME: This weird Python2 behavior is not Python3 # FIXME: This weird Python2 behavior is not Python3
self.resetTokenClass() self.resetTokenClass()
def bound_collection_from_tokens( def bound_collection_from_tokens(self, tokens, t, i, collection_type):
self, tokens, t, i, collection_type
):
count = t.attr count = t.attr
assert isinstance(count, int) assert isinstance(count, int)
@ -429,7 +428,7 @@ class Scanner:
""" """
try: try:
None in instr None in instr
except: except Exception:
instr = [instr] instr = [instr]
first = self.offset2inst_index[start] first = self.offset2inst_index[start]
@ -620,16 +619,14 @@ def parse_fn_counts_30_35(argc: int) -> Tuple[int, int, int]:
def get_scanner(version: Union[str, tuple], is_pypy=False, show_asm=None) -> Scanner: def get_scanner(version: Union[str, tuple], is_pypy=False, show_asm=None) -> Scanner:
# If version is a string, turn that into the corresponding float. # If version is a string, turn that into the corresponding float.
if isinstance(version, str): if isinstance(version, str):
if version not in canonic_python_version: if version not in canonic_python_version:
raise RuntimeError("Unknown Python version in xdis %s" % version) raise RuntimeError(f"Unknown Python version in xdis {version}")
canonic_version = canonic_python_version[version] canonic_version = canonic_python_version[version]
if canonic_version not in CANONIC2VERSION: if canonic_version not in CANONIC2VERSION:
raise RuntimeError( raise RuntimeError(
"Unsupported Python version %s (canonic %s)" f"Unsupported Python version {version} (canonic {canonic_version})"
% (version, canonic_version)
) )
version = CANONIC2VERSION[canonic_version] version = CANONIC2VERSION[canonic_version]
@ -680,5 +677,6 @@ if __name__ == "__main__":
# scanner = get_scanner('2.7.13', True) # scanner = get_scanner('2.7.13', True)
# scanner = get_scanner(sys.version[:5], False) # scanner = get_scanner(sys.version[:5], False)
from xdis.version_info import PYTHON_VERSION_TRIPLE from xdis.version_info import PYTHON_VERSION_TRIPLE
scanner = get_scanner(PYTHON_VERSION_TRIPLE, IS_PYPY, True) scanner = get_scanner(PYTHON_VERSION_TRIPLE, IS_PYPY, True)
tokens, customize = scanner.ingest(co, {}, show_asm="after") tokens, customize = scanner.ingest(co, {}, show_asm="after")