200行python代码实现2048游戏

# -*- coding: utf-8 -*-"""Created on Sat Sep 29 16:29:04 2018@author: PastoralDog"""import randomclass game2048(object):  def __init__(self):    self.score=0    self.number=[[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0]]    self.move=0    seed=random.randint(0,15)    line=int(seed/4)    row=seed%4    self.number[line][row]=2        def is_gameover(self):    numbersum=0    for i in range(4):      for j in range(4):        if (self.number[i][j]!=0):          numbersum+=1    if(numbersum!=16): return False    for i in range(4):      for j in range(3):        if(self.number[i][j+1]==self.number[i][j]): return False    for i in range(3):      for j in range(4):        if(self.number[i+1][j]==self.number[i][j]): return False    print("游戏结束")    print("您的得分为："+str(self.score))    self.__init__()    return True    def rannumber(self):    rannumber=random.randint(1,10)       if(rannumber<=8): rannumber=2    else: rannumber=4    done=0    count=0    for i in range(4):      for j in range(4):        if(self.number[i][j]==0):          count+=1    while(done==0 and count!=0):      ranplace=random.randint(0,15)      line=int(ranplace/4)      row=ranplace%4      if(self.number[line][row]==0):        done=1        self.number[line][row]=rannumber            def show(self):    print(self.number[0])    print(self.number[1])    print(self.number[2])    print(self.number[3])      def print_score(self):    print("得分："+str(self.score))      def upmove(self):    for i in range(1,4):      for j in range(4):        temp=i        while(temp>=1 and self.number[temp-1][j]==0):          box=self.number[temp-1][j]          self.number[temp-1][j]=self.number[temp][j]          self.number[temp][j]=box          if(self.number[temp][j]!=0):self.move=1          temp-=1    def up(self):    self.upmove()    for i in range(1,4):      for j in range(4):        if(self.number[i-1][j]==self.number[i][j]):          if(self.number[i-1][j]!=2048):            self.score+=self.number[i][j]            self.number[i][j]=0            self.number[i-1][j]=2*self.number[i-1][j]             self.upmove()          if(self.move!=0):self.rannumber()    self.move=0    self.show()    self.is_gameover()    self.print_score()    def downmove(self):     for i in range(2,-1,-1):       for j in range(4):        temp=i        while(temp<=2 and self.number[temp+1][j]==0 ):          box=self.number[temp+1][j]          self.number[temp+1][j]=self.number[temp][j]          self.number[temp][j]=box          if(self.number[temp+1][j]!=0):self.move=1          temp+=1        def down(self):    self.downmove()    for i in range(2,-1,-1):      for j in range(4):        if(self.number[i+1][j]==self.number[i][j]):          if(self.number[i+1][j]!=2048):            self.score+=self.number[i][j]            self.number[i][j]=0            self.number[i+1][j]=2*self.number[i+1][j]     self.downmove()    if(self.move!=0):self.rannumber()    self.move=0    self.show()    self.is_gameover()    self.print_score()    def leftmove(self):    for i in range(4):      for j in range(1,4):            temp=j        while(temp>=1 and self.number[i][temp-1]==0 ):          box=self.number[i][temp-1]          self.number[i][temp-1]=self.number[i][temp]          self.number[i][temp]=box          if(self.number[i][temp-1]!=0):self.move=1          temp-=1    def left(self):    self.leftmove()    for i in range(4):      for j in range(0,3):        if(self.number[i][j+1]==self.number[i][j]):          if(self.number[i][j+1]!=2048):            self.score+=self.number[i][j]            self.number[i][j+1]=0            self.number[i][j]=2*self.number[i][j]     self.leftmove()    if(self.move!=0):self.rannumber()    self.move=0    self.show()    self.is_gameover()    self.print_score()    def rightmove(self):    for i in range(4):      for j in range(2,-1,-1):            temp=j        while(temp<=2 and self.number[i][temp+1]==0 ):          box=self.number[i][temp+1]          self.number[i][temp+1]=self.number[i][temp]          self.number[i][temp]=box          self.move=1          temp+=1    def right(self):    self.rightmove()    for i in range(4):      for j in range(2,-1,-1):        if(self.number[i][j+1]==self.number[i][j]):          if(self.number[i][j+1]!=2048):            self.score+=self.number[i][j]            self.number[i][j]=0            self.number[i][j+1]=2*self.number[i][j+1]     self.rightmove()    if(self.move!=0):self.rannumber()    self.move=0    self.show()    self.is_gameover()    self.print_score()    def nextstep(self,step):    if(step=='w'): self.up()    elif(step=='s'): self.down()    elif(step=='a'): self.left()      elif(step=='d'): self.right()    else: pass       if __name__ == '__main__':  game=game2048()  game.show()  while(True):    step=input()    if(step=='b'):break    game.nextstep(step)