def sh(command, null=True, prompt=False):
    print "--$", command

    if prompt:
        if raw_input("run ?? ").startswith('n'):
            return
    if null:
        command = "%s > /dev/null" % command
    if os.system(command) != 0:
        raise CommandFailed(command)
I'll try to execute `command', and if `prompt' is true, I'll
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/python/release.py/sh