save project

my_Tetris.py

 import pygame
 from pygame import locals
 import random
+
 pygame.init()   # 初始化
 score = 0
 grid_size = 20  # 格子大小
@@ -46,33 +47,33 @@ cube_colors = [
 
 center = [2, 8]     # 第2行第8列
 shape = random.choice(shape_list)
-index = random.randint(0,len(shape)-1)
+index = random.randint(0, len(shape)-1)
 current_shape = shape[index]
 color = random.choice(cube_colors)
+
 def check(center):
     for cube in current_shape:
-        cube = (cube[0]+center[0],cube[1]+center[1])
-        if cube[0]< 1 or cube[1] < 1 or cube[0]> grid_num_height \
-                or cube[1]>grid_num_width:
+        cube = (cube[0] + center[0], cube[1] + center[1])
+        if cube[0] < 1 or cube[1] < 1 or cube[0] > grid_num_height \
+                or cube[1] >grid_num_width:
             return False
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             exit()
         if event.type == locals.KEYDOWN:
-            if event.key == locals.K_LEFT:
-                center[1] = center[1]-1
+            if event.key == locals.K_RIGHT:     # 向右
+                center[1] = center[1] + 1
                 if check(center) == False:
-                    center[1]=center[1]+1
-
-            elif event.key == locals.K_RIGHT:     # 向右
-                center[1] = center[1]+1
+                    center[1] = center[1] - 1
+            elif event.key == locals.K_LEFT:    # 向左
+                center[1] = center[1] - 1
                 if check(center) == False:
-                    center[1]=center[1]-1
+                    center[1] = center[1] + 1
             elif event.key == locals.K_DOWN:    # 向下
-                center[0] = center[0]+1
+                center[0] = center[0] + 1
                 if check(center) == False:
-                    center[0]=center[0]-1
+                    center[0] = center[0] - 1
 
     # 将背景图画上去
     screen.blit(background, (0, 0))
@@ -82,6 +83,7 @@ while True:
         pos = (cube[0] + center[0], cube[1] + center[1])
         current_pos.append(pos)
     # 取出所有小方块的行、列位置，计算坐标，绘制俄罗斯方块
+    for cube in current_pos:
         pygame.draw.rect(screen, color,
                     (cube[1] * 20-20, cube[0] * 20-20, 20, 20), 0)
         pygame.draw.rect(screen, (255, 255, 255),