auto save

输出

+import pygame
+import pygame
+from pygame import locals
+pygame.init()
+
+screen = pygame.display.set_mode((500,500))
+
+bg = pygame.image.load("输出.png")
+
+while True:
+    for event in pygame.event.get()
+        if event.type == locals.QUIT:
+            exit()
+screen.blit(bg,(200,200))
+pygame.display.update()

输出.png

+import pygame
+import pygame
+
+pygame.init()
+
+screen = pygame.display.set_mode((500,500))
+
+bg = pygame.image.load("输出.png")
+
+while True:
+    for event in pygame.event.get()
+        if 
+screen.blit(bg,(200,200))
+
+
+pygame.image.load()
+screen.