save project

my_Tetris.py

@@ -27,7 +27,7 @@ while True:
                 if center[1] < 15:
                     center[1] += 1
             if event.key == locals.K_LEFT:
-                if center[1] >= 1:
+                if center[1] > 1:
                     center[1] -= 1
             if event.key == locals.K_DOWN:
                 if center[0] < 25:
@@ -40,7 +40,7 @@ while True:
     screen.blit(s,(365,81))
     # 画小方格、移动
     pygame.draw.rect(screen,(255,0,0),(center[1]*20-20,center[0]*20-20,20,20),0)
-    pygame.draw.rect(screen,(0,0,0),(,20,20),1)
+    pygame.draw.rect(screen,(0,0,0),(center[1]*20-20,center[0]*20-20,20,20),1)
 
     # 刷新画面
     pygame.display.update()