import os class ClSec: class NoRootException(Exception): def __init__(self): Exception.__init__(self,'You need to be root to perform this command.') def is_root(): if (os.geteuid() != 0): return False return True is_root = staticmethod(is_root) def check_root(): if not (ClSec.is_root()): raise ClSec.NoRootException() check_root = staticmethod(check_root)