'''  pygame.FULLSCREEN  create a fullscreen display  pygame.DOUBLEBUF   recommended for HWSURFACE or OPENGL  pygame.HWSURFACE   hardware accelerated, only in FULLSCREEN  pygame.OPENGL    create an opengl renderable display  pygame.RESIZABLE   display window should be sizeable  pygame.NOFRAME    display window will have no border or controls'''

#pygame fullscreenimport os, pygamefrom pygame.locals import *from sys import exit'''pygame.display.set_mode():  pygame.FULLSCREEN  create a fullscreen display  pygame.DOUBLEBUF   recommended for HWSURFACE or OPENGL  pygame.HWSURFACE   hardware accelerated, only in FULLSCREEN  pygame.OPENGL    create an opengl renderable display  pygame.RESIZABLE   display window should be sizeable  pygame.NOFRAME    display window will have no border or controls'''__author__ = {'name' : 'Hongten',       'mail' : 'hongtenzone@foxmail.com',       'Version' : '1.0'}BG_IMAGE = 'C://py//bg.png'SCREEN_DEFAULT_SIZE = (500, 500)pygame.init()#create the image pathbg_path = os.path.join('data', BG_IMAGE)if not os.path.exists(bg_path):  print('The BackGround Image does not exist!')screen = pygame.display.set_mode(SCREEN_DEFAULT_SIZE, 0, 32)bg = pygame.image.load(bg_path).convert()#full screen flagfull_screen = Falsewhile 1:  for event in pygame.event.get():    if event.type == QUIT:      exit()    if event.type == KEYDOWN:      #when press the 'f',then change the screen display model      if event.key == K_f:        full_screen = not full_screen        if full_screen:          print('Open the Fullscreen model!')        else:          print('Open the Default model!')      if full_screen:        #full screen display model        screen = pygame.display.set_mode(SCREEN_DEFAULT_SIZE, FULLSCREEN, 32)      else:        #default model        screen = pygame.display.set_mode(SCREEN_DEFAULT_SIZE, 0, 32)    screen.blit(bg, (0, 0))    pygame.display.update()