python 小游戏《2048》字符版非图形界面

# 2048 游戏的字符版实现
import random
import sys
 
# 游戏板的初始化
def init_board():
    return [[0 for _ in range(4)] for _ in range(4)]
 
# 打印游戏状态
def print_board(board):
    for row in board:
        print(' '.join(map(str, row)))
 
# 生成新的数字(2或4)
def new_number():
    return 2 if random.randint(0, 1) else 4
 
# 移动处理
def move(board, direction):
    def move_row_left(row):
        row = [i for i in row if i != 0]
        row += [0 for _ in range(4 - len(row))]
        if 2048 in row:
            return True
        for i in range(len(row) - 1):
            if row[i] == row[i + 1] and row[i] != 0:
                row[i] *= 2
                row[i + 1] = 0
                return True
        return False
    
    if direction == 'left':
        for row in board:
            if move_row_left(row):
                return True
        return False
    elif direction == 'right':
        for row in board:
            row.reverse()
            if move_row_left(row):
                row.reverse()
                return True
            row.reverse()
        return False
    elif direction == 'up':
        transposed = [list(row) for row in zip(*board)]
        for row in transposed:
            if move_row_left(row):
                return True
        return False
    elif direction == 'down':
        transposed = [list(row) for row in zip(*board)]
        for row in transposed:
            row.reverse()
            if move_row_left(row):
                row.reverse()
                return True
            row.reverse()
        return False
 
# 游戏主循环
def play_game():
    board = init_board()
    board[1][1] = new_number()
    board[1][2] = new_number()
    game_over = False
    
    print_board(board)
    while not game_over:
        direction = input("请输入移动方向（左'left', 右'right',