python实现简单井字棋游戏

井字棋，英文名叫Tic-Tac-Toe，是一种在3*3格子上进行的连珠游戏，和五子棋类似，由于棋盘一般不画边框，格线排成井字故得名。游戏需要的工具仅为纸和笔，然后由分别代表O和X的两个游戏者轮流在格子里留下标记（一般来说先手者为X），任意三个标记形成一条直线，则为获胜。

游戏的难点在于，如何判断连接成了一条线；横、竖、斜三个方向；

游戏的代码：

#!/usr/bin/env python3
# -*- coding:utf-8 -*-
u\'\'\'
Created on 2019年4月13日

@author: wuluo
\'\'\'
__author__ = \'wuluo\'
__version__ = \'1.0.0\'
__company__ = u\'重庆交大\'
__updated__ = \'2019-04-13\'


# 创建井字棋的程序
def initBoard():
 global board # 调用全局的board
 board = [None] * 3
 print(\"井字棋：\")
 for i in range(len(board)):
  board[i] = [\"+ \"] * 3


# 打印井字棋的程序
def printBoard():
 global board
 for i in range(len(board)):
  for j in range(len(board[i])):
   print(board[i][j], end=\" \")
  print(\"\")


# 开始下棋的程序
def startGame():
 global board
 player = 0
 while isGameContinue():
  if player <= 8:
   if player % 2 == 0:
   # 甲方下棋
   print(\"==>黑方下棋\")
   if not playChess(\"x\"):
    continue
   else:
   # 乙方下棋
   print(\"==>白方下棋\")
   if not playChess(\"○\"):
    continue
   player += 1
  else:
   print(\"平局\")
   break

def playChess(chess):
 # 获取位置
 x = int(input(\"==> X=\")) - 1
 y = int(input(\"==> Y=\")) - 1
 if board[x][y] == \"+ \":
  board[x][y] = chess
  printBoard()
  return True # 落子成功
 else:
  print(\"==> 已有棋子 请重新落子\\a\")
  printBoard()
  return False # 落子失败


def isGameContinue():
 for i in range(len(board)):
  for j in range(len(board[i])):
   if board[i][j] != \"+ \":
   # 横向
   if j == 0:
    if board[i][j] == board[i][j + 1] == board[i][j + 2]:
     whoWin(i, j)
     return False
   # 竖向
   if i == 0:
    if board[i][j] == board[i + 1][j] == board[i + 2][j]:
     whoWin(i, j)
     return False
   # 正斜
   if i == 0 and j == 0:
    if board[i][j] == board[i + 1][j + 1] == board[i + 2][j + 2]:
     whoWin(i, j)
     return False
   # 反斜
   if i == 2 and j == 0:
    if board[i][j] == board[i - 1][j + 1] == board[i - 2][j + 2]:
     whoWin(i, j)
     return False
 return True


def whoWin(i, j):
 if board[i][j] == \"x\":
  print(\"黑方胜！\")
 else:
  print(\"白方胜！\")
 for i in range(3):
  print(\"win\")


class main():
 board = []
 initBoard()
 printBoard()
 startGame()


if __name__ == \"__main__\":
 main()

游戏结果：