Update enemy.py

enemy.py

@@ -1,29 +1,16 @@
 import pygame
 
 
-class Gun(pygame.sprite.Sprite):
+class Enemy(pygame.sprite.Sprite):
   def __init__(self, screen):
-    super(Gun, self).__init__()
     self.screen= screen
+    super(Enemy, self).__init__()
     self.image=pygame.image.load("sakura.png")
-  
+    self.rect=self.image.get_rect() 
-    self.rect=self.image.get_rect()
+    self.rect.y=self.rect.height
-    self.screen_rect=screen.get_rect()
+    self.rect.x=self.rect.width
-    self.rect.centerx=self.screen_rect.centerx
+    self.y=float(self.rect.y)
-    self.rect.bottom=self.screen_rect.bottom
-    self.mright = False
-    self.mleft = False
 
-    
+  def update(self):
-  def output(self):
+    self.y +=0.1
-    self.screen.blit(self.image, self.rect)
+    self.rect.y = self.y
-
-  def update_gun(self):
-    if self.mright and self.rect.right < self.screen_rect.right:
-      self.rect.centerx += 2
-    elif self.mleft and self.rect.left > 0:
-      self.rect.centerx -= 2
-
-  def create_gun(self):
-    self.rect.centerx=self.screen_rect.centerx
-