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, i)
   if is_winner(copy, 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(\'\'\'▆▅▅▅▆▅▅▅▅▅▅▅▂▅▅▅▆▆▅▅▃▂▆▅▅▅▅▅▅▅▅
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▆▆▆▆▆▆▆▆▆▆▆▅▄▆▆▆▆▆▆▆▄▃▆▅▆▆▆▆▄▃▂\'\'\')
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, player_letter, 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, move)
   if is_winner(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。