python实现井字棋游戏

本文实例介绍了python实现井字棋游戏的方法，分享给大家，具体内容如下

windows7下python3.4.0编译运行通过。由于采用了cmd调用，所以与Linux不兼容，无法在Linux下运行。
游戏就是井字棋，小键盘上的数字位置对应棋盘位置。

#本游戏python3.4.0下编写调试,只能在windows下运行。
import random
import subprocess
import time
#定义函数
def draw_board(the_board):
 subprocess.call("cls",shell = True)
 print('  -------n' + '  |' + the_board[9] + '|' + the_board[8] + '|' + the_board[7] + '|n' + '  -------n' + '  |' + the_board[6] + '|' + the_board[5] + '|' + the_board[4] + '|n' + '  -------n' + '  |' + the_board[3] + '|' + the_board[2] + '|' + the_board[1] + '|n' + '  -------')
def input_player_letter():
 letter = ' '
 while not (letter == 'X' or letter == 'O'):
  print('请选择X或O作棋子：',end = '')
  letter = input().upper()
 if letter == 'X':
  return ['X','O']
 else:
  return ['O','X']
def who_first():
 if 1 == random.randint(1,2):
  return 'computer'
 else:
  return 'player'
def is_again():
 print('再一次？(Yes or No)')
 return input().lower().startswith('y')
def is_space_free(the_board,move):
 return the_board[move] == ' '
def choose_random_from_list(the_board,move_from_list):
 possible_moves = []
 for i in move_from_list:
  if is_space_free(the_board,i):
   possible_moves.append(i)
 if len(possible_moves) != 0:
  return random.choice(possible_moves)
 else:
  return None
def make_move(the_board,the_letter,the_move):
 the_board[the_move] = the_letter
def get_board_copy(the_board):
 duplicated_board = []
 for i in board:
  duplicated_board.append(i)
 return duplicated_board
def is_board_full(the_board):
 for i in range(1,9):
  if is_space_free(the_board,i):
   return False
 else:
  return True
def get_player_move(the_board):
 the_move = 0
 while the_move not in list(range(1,9)) or not is_space_free(the_board,the_move):
  print('请输入走步：',end = '')
  the_move = int(input())
 return the_move
def is_winner(the_board,the_letter):
 return (the_board[1] == the_letter and the_board[2] == the_letter and the_board[3] == the_letter) or (the_board[4] == the_letter and the_board[5] == the_letter and the_board[6] == the_letter) or (the_board[7] == the_letter and the_board[8] == the_letter and the_board[9] == the_letter) or (the_board[1] == the_letter and the_board[5] == the_letter and the_board[9] == the_letter) or (the_board[2] == the_letter and the_board[5] == the_letter and the_board[8] == the_letter) or (the_board[3] == the_letter and the_board[5] == the_letter and the_board[7] == the_letter) or (the_board[1] == the_letter and the_board[4] == the_letter and the_board[7] == the_letter) or (the_board[2] == the_letter and the_board[5] == the_letter and the_board[8] == the_letter) or (the_board[3] == the_letter and the_board[6] == the_letter and the_board[9] == the_letter)
def get_computer_move(the_board,computer_letter):
 global player_letter
 global move
 if player_letter == 'X':
  computer_letter = 'O'
 else:
  player_letter = 'O'
  computer_letter = 'X'
 #虚拟棋盘查看是否自己可一步得胜
 for i in range(1,9):
  copy = get_board_copy(board)
  if is_space_free(board,i):
   make_move(copy,computer_letter,i)
   if is_winner(copy,computer_letter):
    return i
 #虚拟棋盘查看是否对手可一步得胜
 for i in range(1,9):
  if is_space_free(board,i):
   copy = get_board_copy(board)
   make_move(copy,player_letter,player_letter):
    return i
 move = choose_random_from_list(board,[1,3,7,9])
 if move != 0:
  return move
 if is_space_free(board,5):
  return 5
 return choose_random_from_list(board,[2,4,6,8,7])
print('欢迎玩 井字棋 游戏！')
time.sleep(1)
print('''}|||}|||||||y|||}}||zy}||||||||
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}|}|　x|yz|}|y}}~}|}~{y}}}}}}}}|
}|}}|　　z}|}|y}~}||}~|y}}}}}}}}|
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}|}{|}}}{yyzz}}~~}}}|y}}}}}}}}}
}|{{{{{{{{z　y|{{z{{{zy|{{||||||
}|yyyyzzzzzy　xzyzzzzy　yzyzzzzz|
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}|}|}~}}}}}{{{　z}yy|{y}||}||}}|
}||}}~}|}~}{z}y　yz|}{y}||||||}|
}||}~}||}~~{z}|y　z}|{y}|||||}}|
}||}~}|}}~}zy}{yyxz}|y}||}}}}}|
}|}}~}}~~}}{y{x{|yxy|y}|}}}}}}|
}||}}}~}}}}{xz{}}{yxxy}||}}}}}|
}|yyyyzyyyyyxzzzzyxx　　yyyyyyz{|
}}}}}||||||{x||||{||{　x|}||||}}
}}}}}}}}}}}|y}}}}}}}{yzy}}}}||}
}}}}}}}}}}}|y}}}}}}}{y}yx|}zz}}
}}}}}}}}}}}{y}}}}}}}{y}|xxzy|}}
}}}}}}}}}}}{z}}}}}}}{z}}{x　|~}|
}}}}}}}}}}}{y}}}}}}}{z}}{xxx|}|
}}}}}}}}}}}{y}}}}}}}{z}{y{zx　|}
}}}}}}}}}}}|z}}}}}}}|z|x{}}zx　{
}}}}}}}}}}}|{}}}}}}}{z}|}}}}{zy''')
time.sleep(2)
subprocess.call("cls",shell = True)
while True:
 board = [' '] * 10
 player_letter,computer_letter = input_player_letter()
 turn = who_first()
 print(turn + '先走')
 time.sleep(1)
 game_is_playing = True
 while game_is_playing:
  if turn == 'player':
   draw_board(board)
   move = get_player_move(board)
   make_move(board,move)
   if is_winner(board,player_letter):
    draw_board(board)
    print('恭喜！你赢了。')
    game_is_playinig = False
   else:
    if is_board_full(board):
     draw_board(board)
     print('平局！')
     break
    else:
     turn = 'computer'
  else:
   move = get_computer_move(board,computer_letter)
   make_move(board,computer_letter):
    draw_board(board)
    print('电脑胜利，你挂了！')
    game_is_playing = False
   else:
    if is_board_full(board):
     draw_board(board)
     print('平局!')
     break
    else:
     turn = 'player'
 if not is_again():
   break

以上就是本文的详细内容，希望对大家的学习有所帮助。

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