snake-game-python-code

from tkinter import * import random,time

class Snake(Tk): def init(self,*arge,**kwargs): Tk.init(self,*arge,**kwargs) self.initialSetup()

def initialSetup(self):
    self.base=Canvas(self,width=500,height=500)
    self.base.pack(padx=10,pady=10)
    self.snake=self.base.create_rectangle(1,1,21,21,fill="DodgerBlue2")
    self.score=0
    self.scoreDisplay=Label(self,text="Score:{}".format(self.score),font=('arial',20,'bold'))
    self.scoreDisplay.pack(anchor='n')
    self.length=3
    self.target=None
    self.gameStatus=1
    self.x=20
    self.y=0
    self.bodycoords=[(0,0)]    
    self.bind('<Any-KeyPress>',self.linkKeys)
    return

def check_snake_coords(self):
    self.base.move(self.snake,self.x,self.y)
    i,j,ii,jj=self.base.coords(self.snake)
    if i<=0 or j<=0 or ii>=500 or jj>=500:
        self.x=0
        self.y=0
        #gameover
        self.base.create_text(220,220,text="GAME OVER",font=('arial',40,'bold'),fill='red')
        self.gameStatus=0
    return

def move_snake(self):
    i,j,ii,jj=self.base.coords(self.snake)
    ii=(ii-((ii-i)/2))
    jj=(jj-((jj-j)/2))
    self.bodycoords.append((ii,jj))
    self.base.delete('snakebody')
    if len(self.bodycoords)>=self.length:
        self.bodycoords=self.bodycoords[-self.length:]
    self.base.create_line(tuple(self.bodycoords),tag='snakebody',width=20,fill="DodgerBlue2")
    return
    
def food(self):
    if self.target==None:
        a=random.randint(20,480)
        b=random.randint(20,480)
        self.target=self.base.create_oval(a,b,a+20,b+20,fill='red',tag='food')
        #print(self.base.coords(self.target))
    if self.target:
        #print(self.base.coords(self.target))
        i,j,ii,jj=self.base.coords(self.target)
        #time.sleep(0.1)
        if len(self.base.find_overlapping(i,j,ii,jj))!=1:
            self.base.delete("food")
            self.target=None
            self.updateScore()
            self.length+=1
        return

def updateScore(self):
    self.score+=1
    self.scoreDisplay['text']="Score : {}".format(self.score)
    return

def linkKeys(self,event=None):
    pressedkey=event.keysym
    if pressedkey=='Left':
        self.x=-20
        self.y=0

    elif pressedkey=='Up':
        self.x=0
        self.y=-20

    elif pressedkey=='Right':
        self.x=20
        self.y=0

    elif pressedkey=='Down':
        self.x=0
        self.y=20

    else:
        pass
    return

def manage(self):
    if(self.gameStatus==0):
        return
    self.check_snake_coords()
    self.move_snake()
    self.food()
    
    return

snakeobj=Snake(className="ProjectGurukul Snake Game") while True: snakeobj.update() snakeobj.update_idletasks() snakeobj.manage() time.sleep(0.4)