def get_tmux_by_id(tmux_id):
    jsonfile = os.path.join(config.BACKUP_PATH,tmux_id,tmux_id+'.json')
    return json_to_obj(jsonfile)
get tmux object by given tmux_id
dataset/ETHPy150Open sk1418/retmux/tmuxbk/util.py/get_tmux_by_id