cmd = "ar x %s %s %s" % (os.path.join(cwd,self.filename), self.chunks[1], self.chunks[2])
(result, output) = commands.getstatusoutput(cmd)
if result != 0:
cmd = "ar x %s %s %s" % (os.path.join(cwd,self.filename), self.chunks[1], self.chunks[2])
(result, output) = commands.getstatusoutput(cmd)
if result != 0: