Files
python-uncompyle6/uncompyle6/scanners/scanner22.py
2016-08-13 20:25:19 -04:00

36 lines
1.3 KiB
Python

# Copyright (c) 2016 by Rocky Bernstein
"""
Python 2.2 bytecode scanner/deparser
This overlaps Python's 2.2'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.
"""
import uncompyle6.scanners.scanner23 as scan
# from uncompyle6.scanners.scanner26 import disassemble as disassemble26
# bytecode verification, verify(), uses JUMP_OPs from here
from xdis.opcodes import opcode_22
JUMP_OPs = opcode_22.JUMP_OPs
# We base this off of 2.3 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.
class Scanner22(scan.Scanner23):
def __init__(self, show_asm=False):
scan.Scanner23.__init__(self, show_asm)
self.opc = opcode_22
self.opname = opcode_22.opname
self.version = 2.2
self.genexpr_name = '<generator expression>';
self.parent_injest = self.disassemble
self.disassemble = self.disassemble22
return
def disassemble22(self, co, classname=None, code_objects={}, show_asm=None):
tokens, customize = self.parent_injest(co, classname, code_objects, show_asm)
tokens = [t for t in tokens if t.type != 'SET_LINENO']
return tokens, customize