page 44 Animation

import pygame,sys
from pygame.locals import *
pygame.init()
d=pygame.display.set_mode((1000,1000));
pygame.display.set_caption("Animation")
fps=30fpsClock=pygame.time.Clock()
white=(255,255,255)
catemg=pygame.img.load('cat.png')
catx=10caty=10direction='right'while True:
    d.fill(white)
    if(direction=="right"):
        catx=catx+5        if(catx==280):
            catx='down'    elif catx=="down":
        caty=caty+5        if caty==220:
            direction="left"    elif direction=="left":
        catx-=5;
        if(catx==10):
            direction="up"    elif direction=="up":
        caty-=5        if caty==10:
            direction="right"    d.blit(catemg,(catx,caty))
    for event in pygame.event.get():
        if(event==QUIT):
            pygame.QUIT
            sys.exit()
    pygame.display.update()
    fpsClock.tick(fps)