我用 python turtle 编写了一个 XO 游戏，但是 AI 中存在问题。我在 VB6 中使用相同的算法编写了这个游戏，它运行良好，但在 python 中我找不到它的问题。电脑不能完美玩，容易输！这是gif图片的链接。
#difining libraries
import turtle
from tkinter import messagebox as msgbox
#defining constants
osc=xsc=asc=0#scores vars
np="n.gif"
op="o.gif"
xp="x.gif"
pturn=xp
turtle.register_shape(np)
turtle.register_shape(op)
turtle.register_shape(xp)
t=[turtle.Turtle() for x in range(9)]
arra=[[0]*3 for x in range(3)]#array for holding scores
tempa=[[0]*3 for x in range(3)]#array for holding scores
temparray=[[0]*3 for x in range(3)]#array for holding scores
def tur0(x,y):
tclick(0)
def tur1(x,y):
tclick(1)
def tur2(x,y):
tclick(2)
def tur3(x,y):
tclick(3)
def tur4(x,y):
tclick(4)
def tur5(x,y):
tclick(5)
def tur6(x,y):
tclick(6)
def tur7(x,y):
tclick(7)
def tur8(x,y):
tclick(8)
def drawTable():#creating buttons and table
turtle.ht()
turtle.width(5)
turtle.color("black")
xd=-133
yd=133
for i in range(9):
t[i].shape(np)
t[i].up()
t[i].goto(xd,yd)
xd+=133
if xd==2*133:
xd=-133
yd-=133
xd=-64
yd=64
for i in range(2):
turtle.up()
turtle.goto(-197.5,yd)
turtle.setheading(0)
turtle.down()
turtle.fd(394)
yd-=128
turtle.up()
turtle.goto(xd,197.5)
turtle.setheading(270)
turtle.down()
turtle.fd(394)
xd+=128
t[0].onclick(tur0)
t[1].onclick(tur1)
t[2].onclick(tur2)
t[3].onclick(tur3)
t[4].onclick(tur4)
t[5].onclick(tur5)
t[6].onclick(tur6)
t[7].onclick(tur7)
t[8].onclick(tur8)
def inarray():#put scores in array
global arra
for i in range(3):
for j in range(3):
arra[i][j]=0
xd=0
yd=0
for i in range(9):
if t[i].shape()==np:
arra[xd][yd]=0
elif t[i].shape()==xp:
arra[xd][yd]=1
elif t[i].shape()==op:
arra[xd][yd]=2
yd+=1
if yd==3:
yd=0
xd+=1
def grestart():
if msgbox.askyesno(title="The End", message="Game finished. Do you want to restart?")==True:
turtle.clear()
drawTable()
else:
quit()
#these are for checking winner
def check(i,j,k):
a=t[i].shape()+t[j].shape()+t[k].shape()
turtle.color("green")
turtle.width(5)
turtle.up()
if a==xp+xp+xp:
turtle.goto(t[i].pos())
turtle.down()
turtle.goto(t[k].pos())
turtle.up()
p=msgbox.showinfo(title="Congratulations!", message="Player X is Winner!")
grestart()
elif a==op+op+op:
turtle.goto(t[i].pos())
turtle.down()
turtle.goto(t[k].pos())
turtle.up()
p=msgbox.showinfo(title="Failed! :(", message="Player O is Winner!")
grestart()
def ccheck():
check(0,1,2)
check(3,4,5)
check(6,7,8)
check(0,3,6)
check(1,4,7)
check(2 ,5,8)
check(0 ,4,8)
check(2 ,4,6)
#---------------------------
def chturn():
global pturn
if pturn==xp:
pturn=op
else:
pturn=xp
def xWayT():#player x ways Temperary
global temparray
global xsc
xsc=0
'''for i in range(3):
if (temparray[i][0]==1 or temparray[i][0]==0) and (temparray[i][1]==1 or temparray[i][1]==0) and (temparray[i][2]==1 or temparray[i][2]==0):
xsc+=1
for i in range(3):
if (temparray[0][i]==1 or temparray[0][i]==0) and (temparray[1][i]==1 or temparray[1][i]==0) and (temparray[2][i]==1 or temparray[2][i]==0):
xsc+=1'''
if (temparray[0][0]==1 or temparray[0][0]==0) and (temparray[0][1]==1 or temparray[0][1]==0) and (temparray[0][2]==1 or temparray[0][2]==0):
xsc+=1
if (temparray[1][0]==1 or temparray[1][0]==0) and (temparray[1][1]==1 or temparray[1][1]==0) and (temparray[1][2]==1 or temparray[1][2]==0):
xsc+=1
if (temparray[2][0]==1 or temparray[2][0]==0) and (temparray[2][1]==1 or temparray[2][1]==0) and (temparray[2][2]==1 or temparray[2][2]==0):
xsc+=1
if (temparray[0][0]==1 or temparray[0][0]==0) and (temparray[1][0]==1 or temparray[1][0]==0) and (temparray[2][0]==1 or temparray[2][0]==0):
xsc+=1
if (temparray[0][1]==1 or temparray[0][1]==0) and (temparray[1][1]==1 or temparray[1][1]==0) and (temparray[2][1]==1 or temparray[2][1]==0):
xsc+=1
if (temparray[0][2]==1 or temparray[0][2]==0) and (temparray[1][2]==1 or temparray[1][2]==0) and (temparray[2][2]==1 or temparray[2][2]==0):
xsc+=1
if (temparray[0][0]==1 or temparray[0][0]==0) and (temparray[1][1]==1 or temparray[1][1]==0) and (temparray[2][2]==1 or temparray[2][2]==0):
xsc+=1
if (temparray[0][2]==1 or temparray[0][2]==0) and (temparray[2][2]==1 or temparray[2][2]==0) and (temparray[2][0]==1 or temparray[2][0]==0):
xsc+=1
def oWayT():#player o ways Temperary
global temparray
global osc
osc=0
'''for i in range(3):
if (temparray[i][0]==2 or temparray[i][0]==0) and (temparray[i][1]==2 or temparray[i][1]==0) and (temparray[i][2]==2 or temparray[i][2]==0):
osc+=1
for i in range(3):
if (temparray[0][i]==2 or temparray[0][i]==0) and (temparray[1][i]==2 or temparray[1][i]==0) and (temparray[2][i]==2 or temparray[2][i]==0):
osc+=1
if (temparray[0][0]==2 or temparray[0][0]==0) and (temparray[1][1]==2 or temparray[1][1]==0) and (temparray[2][2]==2 or temparray[2][2]==0):
osc+=1
if (temparray[0][2]==2 or temparray[0][2]==0) and (temparray[2][2]==2 or temparray[2][2]==0) and (temparray[2][0]==2 or temparray[2][0]==0):
osc+=1'''
if (temparray[0][0]==2 or temparray[0][0]==0) and (temparray[0][1]==2 or temparray[0][1]==0) and (temparray[0][2]==2 or temparray[0][2]==0):
osc+=1
if (temparray[1][0]==2 or temparray[1][0]==0) and (temparray[1][1]==2 or temparray[1][1]==0) and (temparray[1][2]==2 or temparray[1][2]==0):
osc+=1
if (temparray[2][0]==2 or temparray[2][0]==0) and (temparray[2][1]==2 or temparray[2][1]==0) and (temparray[2][2]==2 or temparray[2][2]==0):
osc+=1
if (temparray[0][0]==2 or temparray[0][0]==0) and (temparray[1][0]==2 or temparray[1][0]==0) and (temparray[2][0]==2 or temparray[2][0]==0):
osc+=1
if (temparray[0][1]==2 or temparray[0][1]==0) and (temparray[1][1]==2 or temparray[1][1]==0) and (temparray[2][1]==2 or temparray[2][1]==0):
osc+=1
if (temparray[0][2]==2 or temparray[0][2]==0) and (temparray[1][2]==2 or temparray[1][2]==0) and (temparray[2][2]==2 or temparray[2][2]==0):
osc+=1
if (temparray[0][0]==2 or temparray[0][0]==0) and (temparray[1][1]==2 or temparray[1][1]==0) and (temparray[2][2]==2 or temparray[2][2]==0):
osc+=1
if (temparray[0][2]==2 or temparray[0][2]==0) and (temparray[2][2]==2 or temparray[2][2]==0) and (temparray[2][0]==2 or temparray[2][0]==0):
osc+=1
def omove(a,b):
global temparray,tempa
for i in range(3):
if (temparray[i][0]==2) and (temparray[i][1]==2) and (temparray[i][2]==2):
tempa[a][b]=-100
for i in range(3):
if (temparray[0][i]==2) and (temparray[1][i]==2) and (temparray[2][i]==2):
tempa[a][b]=-100
if (temparray[0][0]==2) and (temparray[1][1]==2) and (temparray[2][2]==2):
tempa[a][b]=-100
if (temparray[0][2]==2) and (temparray[2][2]==2) and (temparray[2][0]==2):
tempa[a][b]=-100
def xmove(a,b):
global temparray,tempa
for i in range(3):
if (temparray[i][0]==1) and (temparray[i][1]==1) and (temparray[i][2]==1):
tempa[a][b]=-100
for i in range(3):
if (temparray[0][i]==1) and (temparray[1][i]==1) and (temparray[2][i]==1):
tempa[a][b]=-100
if (temparray[0][0]==1) and (temparray[1][1]==1) and (temparray[2][2]==1):
tempa[a][b]=-100
if (temparray[0][2]==1) and (temparray[2][2]==1) and (temparray[2][0]==1):
tempa[a][b]=-100
def aip(i,j):#ai process function
global xsc,osc,asc,temparray,tempa
if temparray[i][j]==0:
temparray[i][j]=2
xWayT()#calling player x ways
oWayT()#calling player o ways
asc=xsc-osc
tempa[i][j]=asc
omove(i,j)
temparray[i][j]=1
xmove(i,j)
temparray[i][j]=0
def fmin():#find the minimum score for machines move
global tempa
xd=-1
yd=-1
'''xd2=0
yd2=0'''
mini=100
for i in range(3):
for j in range(3):
if (tempa[i][j]<mini) and (tempa[i][j]!=0):
mini=tempa[i][j]
xd=i
yd=j
if xd == 0 and yd == 0:
t[0].shape(op)
if xd == 0 and yd == 1:
t[1].shape(op)
if xd == 0 and yd == 2:
t[2].shape(op)
if xd == 1 and yd == 0:
t[3].shape(op)
if xd == 1 and yd == 1 :
t[4].shape(op)
if xd == 1 and yd == 2 :
t[5].shape(op)
if xd == 2 and yd == 0:
t[6].shape(op)
if xd == 2 and yd == 1 :
t[7].shape(op)
if xd == 2 and yd == 2 :
t[8].shape(op)
'''for i in range(9):
if xd==xd2 and yd==yd2:
t[i].shape(op)
yd2+=1
if yd2==3:
yd2=0
xd2+=1'''
ccheck()
chturn()
def payoffda():#readung temperory arrays and starting part of ai processing
global temparray,tempa,arra
for i in range(3):
for j in range(3):
temparray[i][j]=arra[i][j]
tempa[i][j]=0
aip(i,j)
for i in range(3):
for j in range(3):
aip(i,j)
def tclick(i):
if t[i].shape()==np:
t[i].shape(xp)
inarray()
ccheck()
chturn()
payoffda()
fmin()
turtle.clear()
drawTable()
inarray()