save project

my_game.py

 import pygame
 from pygame import locals
+import random
 
 pygame.init()  # 初始化
 # 创建一个窗口
@@ -13,6 +14,12 @@ cacti = pygame.image.load('cacti.png')      # 仙人掌
 apple = pygame.image.load('bush.png')      # 灌木丛
 hero = pygame.image.load('hero1.png')
 list=['hero1.png','hero2.png','hero3.png','hero4.png','hero5.png']
+#l=[stone,cacti,apple]
+ob=random.choice([stone,cacti,apple])
+rect=ob.get_rect()
+rect.x=1000
+rect.y=500-rect.height
+c=0
 b="run"
 t=30
 i=0
@@ -30,20 +37,22 @@ while True:
         if y > 150:
             if t > 0:
                 y-=t
-                t-=1
+                t-=0.6
         else:
             b='down'
     if b == 'down':
         if y < 400:
             if t <= 30 :
                 y+=t
-                t+=1
+                t+=0.6
         else:
             b='run'
 
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
+    if rect.x > 0-rect.width:
+        screen.blit(ob,(rect.x,rect.y))
     screen.blit(hero, (150, y))
     if b == 'run':
         i+=1
@@ -52,6 +61,12 @@ while True:
         if i == 4:
             i=0
     t=30
+    rect.x-=5
+    if rect.x<=0-rect.width:
+        ob=random.choice([stone,cacti,apple])
+        rect=ob.get_rect()
+        rect.x=1000
+        rect.y=500-rect.height
     # 刷新画面
     pygame.display.update()
     FPS.tick(60)
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