Make OpenXCom Mod Mac Compatible

from PIL import Image
import sys,os
from subprocess import Popen, PIPE
import fileinput
if sys.version_info < (3, 0):
    import StringIO
    bread= StringIO.StringIO
else:
    import io
    bread= io.BytesIO


def convert_gif_to_png(root,file):
    nf = file[0:-4]+".png" #set the new file name
    im=Image.open(root+os.sep+file)
    im.save(root+os.sep+nf,optimize=False,transparency=0)
    os.remove(root+os.sep+file) #delete the original gif
".gif", ".png"), end="")

for args in sys.argv[1:]:
    for root, dirs, files in os.walk(args):
        for f in files:
            if f.lower().endswith(".gif"):
                newfile = convert_gif_to_png(root,f)
                bgfixed = convert_trans_to_color(root,newfile)
            elif f.lower().endswith(".png"):
                bgfixed = convert_trans_to_color(root,f)
            elif f.lower().endswith(".rul"):
                convert_img_in_rul(root,f)