save project

snake.py

@@ -20,8 +20,27 @@ while True:
         if event.type == locals.QUIT:
             exit()
         elif event.type == locals.KEYDOWN:
-            if event.key ==
-    x+=30
+            if event.key ==locals.K_d and set !='left':
+                set='right'
+                snake_head=right
+            if event.key ==locals.K_a and set !='right':
+                set='left'
+                snake_head=left
+            if event.key ==locals.K_w and set !='down':
+                set='up'
+                snake_head=up
+            if event.key ==locals.K_s and set !='up':
+                set='down'
+                snake_head=down
+    if set =='right':
+        x+=30
+    elif set == 'left':
+        x-=30
+    elif set == 'up':
+        y-=30
+    else:
+        y+=30
+    
     pos.append((x,y))
     pos.pop(0)
     screen.blit(background,(0,0))