save project

my_Tetris.py

@@ -73,6 +73,15 @@ while True:
                 center[0] = center[0] + 1
                 if check(center)==False:
                     center[0] = center[0] - 1
+            elif event.key == locals.K_UP:    
+                old_index=index
+                index += 1
+                if index >= len(shape):
+                    index=0
+                current_shape = shape[index]
+                if check(center)==False:
+                    index=old_index
+                    current_shape = shape[index]
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 计算出所有小方块的行、列位置