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Use argparse

master
Ben Kurtovic 12 år sedan
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1 ändrade filer med 33 tillägg och 24 borttagningar
  1. +33
    -24
      func_smash.py

+ 33
- 24
func_smash.py Visa fil

@@ -1,10 +1,10 @@
from argparse import ArgumentParser
from code import interact
import imp
import opcode
import os
import random
import re
import sys
import types

import prettify
@@ -90,18 +90,44 @@ def print_function(func):
print

def run():
try:
path, name = os.path.split(sys.argv[1])
name = re.sub("\.pyc?$", "", name)
except IndexError:
raise RuntimeError("Needs a filename as a command-line argument")
parser = ArgumentParser(prog="func-smash",
description="Smash functions together!")
parser.add_argument("path", metavar="path", help="path to the corpus file")
parser.add_argument("-n", "--no-run", action="store_true",
help="don't run the function after smashing it")
parser.add_argument("-i", "--interpret", action="store_true",
help="open a interpreter session after smashing")
parser.add_argument("-p", "--prettify", action="store_true",
help="prettify the function after smashing it")
args = parser.parse_args()

path, name = os.path.split(args.path)
name = re.sub("\.pyc?$", "", name)
file_obj, path, desc = imp.find_module(name, [path])
try:
module = imp.load_module(name, file_obj, path, desc)
finally:
file_obj.close()

_demo(module.corpus)
corpus = module.corpus
chain = make_chain(corpus)
func = make_function(chain, "func")
print "Using {0}-function corpus.".format(len(corpus))
print "Smashed function disassembly:"
print_function(func)
if args.prettify:
print "\nFunction as python code:"
prettify.prettify_function(func, indent=4)

if not args.no_run:
arg = 12
print
print "func({0}) =".format(arg), func(arg)

if args.interpret:
variables = dict(globals().items() + locals().items())
interact(banner="", local=variables)

def _parse_func(func, chain):
codeobj = func.__code__
@@ -188,22 +214,5 @@ def _coerce_arg_into_codes(codes, arg):
codes.append(arg % 256)
codes.append(arg // 256)

def _demo(corpus, arg=12.0):
chain = make_chain(corpus)
func = make_function(chain, "func")
print "Using {0}-function corpus.".format(len(corpus))
print "Smashed function disassembly:"
print_function(func)
print "\nFunction as python code:"
prettify.prettify_function(func, indent=4)

if not len(sys.argv) > 2 or "n" not in "".join(sys.argv[2:]):
print
print "func({0}) =".format(arg), func(arg)

if len(sys.argv) > 2 and "i" in "".join(sys.argv[2:]):
variables = dict(globals().items() + locals().items())
interact(banner="", local=variables)

if __name__ == "__main__":
run()

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