Apple Catch Game With Python

#imports

import turtle

import time

import random

import sys

# misc

caught = 0

miss = 0

#screen

win = turtle.Screen()

win.bgcolor("sky blue")

win.title("Apple Catch")

win.setup(600,600)

#char

char = turtle.Turtle()

char.shape("square")

char.penup()

char.shapesize(2,13)

char.color("dark green")

char.hideturtle()

char.goto(0,-250)

char.showturtle()

#pen

pen = turtle.Turtle()

pen.color("red")

pen.penup()

pen.hideturtle()

pen.goto(0 , 200)

pen.speed(0)

pen.pensize(6)

#definations

def lt():

char.backward(20)

def rt():

char.fd(20)

def block():

if (char.xcor() <= -250):

char.setx(-250)

def rblock():

if (char.xcor() >= 250):

char.setx(250)

#keybinding

win.listen()

win.onkeypress(lt , "a")

win.onkeypress(rt , "d")

#game loop

while True:

block()

rblock()

posx = (random.randint(-220,220))

app = turtle.Turtle()

app.rt(90)

app.penup()

app.color("red")

app.shape("circle")

app.shapesize(2)

app.hideturtle()

app.goto(posx , 250)

app.showturtle()

app.fd(500)

if(app.xcor() > char.xcor() - 130 and app.xcor() < char.xcor() + 130 and app.ycor() < char.ycor() + 20 and app.ycor() > char.ycor() - 20):

caught += 1

pen.undo()

pen.write("SCORE: " + str(caught) + " " + " MISSED: " + str(miss) , align = "center" , font = ("Arial" , 24 , "bold"))

app.hideturtle()

else:

miss += 1

app.hideturtle()

pen.undo()

pen.write("SCORE: " + str(caught) + " " + " MISSED: " + str(miss) , align = "center" , font = ("Arial" , 24 , "bold"))

if (miss == 5):

pen.undo()

pen.write("GAME OVER", align = "center" , font = ("Arial" , 24 , "bold"))

break

sys.exit(3)