haz un tablero usando los caracteres de unicode en el rango u250C..u2573 e introduciendo el tablero que nos dan entre el. tablero=[[1,1,1,1],[2,2,2,2],[3,3,3,3]]

def board(tablero):
    for i in range(len(tablero)):
        print(u"\u250C" + u"\u2500\u2500\u2500\u2510" + u"\u2502" + u"\u250C" + u"\u2500\u2500\u2500\u2510" + u"\u2502" + u"\u250C" + u"\u2500\u2500\u2500\u2510" + u"\u2502" + u"\u250C" + u"\u2500\u2500\u2500\u2510")
        print(u"\u2502" + " " + tablero[i][0] + " " + u"\u2502" + " " + tablero[i][1] + " " + u"\u2502" + " " + tablero[i][2] + " " + u"\u2502" + " " + tablero[i][3] + " " + u"\u250