DX Ball in Python Turtle Under Develop Game

# Dx ball game in python @ Ayan Upadhaya
# Press 'r' to play and pause
# under develop game
# contact: ayanU881@gamil.com

import turtle
import random
import math

class Tiles:
    def __init__(self,number):
        self.number = number
        self.tiles_list = []
        self.space = 0
    def CreateTiles(self,side,top):
        for i in range(0,self.number):
            self.tiles_list.append(turtle.Turtle())
        for tile in self.tiles_list:
            tile.shape('square')
            tile.color('white','yellow')
            tile.speed(0)
            tile.shapesize(stretch_wid = 1,stretch_len=2)
            tile.penup()
            tile.setposition(side+self.space,top)
            self.space+=45

    #for checking collision with ball and tiles
    def checkCollision(self,t1,t2):
        distance=math.sqrt(math.pow(t1.xcor()-t2.xcor(),2)+math.pow(t1.ycor()-t2.ycor(),2))
        if distance<15:
            return True

        else:
            return False



class Paddle:
    def __init__(self,master,shape,shapesize,color,speed,position):
        self.master = master
        self.shape = shape
        self.shapesize = shapesize
        self.color = color
        self.speed = speed
        self.position = position
    def draw(self):
        self.master.shape(self.shape)
        self.master.shapesize(stretch_wid = self.shapesize[0],stretch_len = self.shapesize[1])
        self.master.color(self.color)
        self.master.speed(self.speed)
        self.master.penup()
        self.master.goto(self.position[0],self.position[1])

    def paddle_move_left(self):
        x = self.master.xcor()
        x-=20
        self.master.setx(x)

    def paddle_move_right(self):
        x = self.master.xcor()
        x+=20
        self.master.setx(x)


class Ball(Paddle):
    def __init__(self,master,shape,shapesize,color,speed,position,dx,dy):
        super().__init__(master,shape,shapesize,color,speed,position)
        self.dx = dx #sine
        self.dy = dy #cosine

    def moveball(self):
        self.master.setx(self.master.xcor()+self.dx)
        self.master.sety(self.master.ycor()+self.dy)


class TitleWriter:
    def __init__(self,headeTitle,color,position):
        self.headTitle=headeTitle
        self.color = color
        self.position = position
        self.pen = turtle.Turtle()
        self.pen.hideturtle()
        self.pen.color(self.color)

    def writeTitle(self):
        self.pen.clear()
        self.pen.speed(0)
        self.pen.penup()
        self.pen.hideturtle()
        self.pen.goto(self.position[0],self.position[1])
        self.pen.write("{}".format(self.headTitle),align = "center",font=('Courier',18,'bold'))



#Game Class
class Game:
    def __init__(self,title,width,height,background,tracer):

        #window attributes

        self.window = turtle.Screen()
        self.title = title
        self.width = width
        self.height = height
        self.background = background
        self.tracer = tracer
        self.isPause = True
        self.limitScore = 0
        self.istileHide = False



        #objects
        self.paddle = Paddle(turtle.Turtle(),'square',[1,10],'white',0,[0,-250])
        self.ball = Ball(turtle.Turtle(),'circle',[1,1],'white',3,[0,0],1,-1)

        # tiles
        self.tiles = Tiles(12)
        self.tiles2 = Tiles(12)


        #Title Writer
        self.headTitle = TitleWriter('DX Ball','white',[0,260])



    #for pause and playing game press 'r'
    def pause_play(self):
        if self.isPause:
            self.isPause = False
        else:
            self.isPause = True



    def run(self):
        self.window.title(self.title)
        self.window.setup(width = self.width,height =self.height)
        self.window.bgcolor(self.background)
        self.window.tracer(self.tracer)

        #create objects

        self.paddle.draw()
        self.ball.draw()

        self.tiles.CreateTiles(-230,200)
        self.tiles2.CreateTiles(-230,175)

        #write head title
        self.headTitle.writeTitle()

        #event listener
        self.window.listen()
        self.window.onkeypress(self.paddle.paddle_move_left,"Left")
        self.window.onkeypress(self.paddle.paddle_move_right,"Right")
        self.window.onkeypress(self.pause_play,"r")


        run = True
        while run:

            if not self.isPause:
                self.ball.moveball()

                #controll ball
                if self.ball.master.ycor() > 290:
                    self.ball.master.sety(290)
                    self.ball.dy *= -1

                if self.ball.master.ycor() < -290:
                    self.ball.master.sety(-290)
                    self.ball.dy *= -1

                if self.ball.master.xcor() > 390:
                    self.ball.master.setx(390)
                    self.ball.dx *= -1

                if self.ball.master.xcor() < -390:
                    self.ball.master.setx(-390)
                    self.ball.dx *= -1



                #paddle hitting by checking collision
                if (self.ball.master.ycor() < -235 and self.ball.master.ycor()> -250) and (self.paddle.master.xcor()+60 > self.ball.master.xcor() and self.paddle.master.xcor()-60 < self.ball.master.xcor()):
                    self.ball.dy *=-1


                #ball collision with tiles
                for tile in self.tiles.tiles_list:
                    if self.tiles.checkCollision(tile,self.ball.master):
                        tile.hideturtle()



                for tile2 in self.tiles2.tiles_list:
                    if self.tiles.checkCollision(tile2,self.ball.master):
                        tile2.hideturtle()



                self.window.update()
            else:
                self.window.update()



dxballGame = Game('Dx Ball',800,600,'black',3)

if __name__=="__main__":
    dxballGame.run()