def quiet_exec_cmd(self, cmd, exit_code=0):
        print "Quiet Executing command : %s" % cmd

        try:
            return mongoctl_main.__do_execute(cmd.split(" ")[1:])
        except Exception, e:
            print("WARNING: failed to quiet execute command '%s'. Cause: %s " %
                  (cmd, e))
    def exec_assert_cmd(self, cmd, exit_code=0):
        print "++++++++++ Testing command : %s" % cmd

        try:
            return mongoctl_main.__do_execute(cmd.split(" ")[1:])
        except Exception, e:
            print("Error while executing test command '%s'. Cause: %s " %
                  (cmd, e))
            print "================= STACK TRACE ================"
            traceback.print_exc()
            print "Failing..."
            self.fail()