save project

my_Tetris.py

@@ -75,6 +75,17 @@ while True:
                 center[0]=center[0]+1
                 if check(center)==False:
                     center[0]=center[0]-1
+            elif event.key == locals.K_UP:
+                old_i=i
+                i+=1 
+                if i>=len(shape):
+                    i=0
+                current_shape=shape[i]
+                if check(center)==False:
+                    i=old_i
+                    current_shape=shape[i]
+
+
 
     # 将背景图画上去
     screen.blit(background, (0, 0))