class ExecCommand:
    def __init__(self, *args):
        self.exec(*args)

    def exec(self, addr, authed, data, obj, spl, success, failure, info, incUsage, length):
        if authed:
            if length > 1:
                try:
                    rtrn = exec(" ".join(spl[1:]))
                except Exception as err:
                    failure(str(err))
                    return
                info(str(rtrn))
                return
            else:
                incUsage("exec")
                return
        else:
            incUsage(None)