# sql_cl_id = "select device_id from statistic_device where id = (select max(device_id) from statistic_device_user where user_id = %d) " % (int(user_id))
# sql_cl_id = "select device_id from statistic_device where id = (select max(device_id) from statistic_device_user where user_id = %d) " % (int(user_id))