New code added

alien_invasion.py

@@ -1,3 +1,4 @@
+"""test"""
 import sys
 
 import pygame
@@ -13,8 +14,9 @@ class AlienInvasion:
         pygame.init()
         self.settings = Settings()
 
-        self.screen = pygame.display.set_mode((self.settings.screen_witdh, self.settings.screen_heigh))
-        pygame.display.set.caption("Alien Invasion")
+        self.screen = pygame.display.set_mode(
+            (self.settings.screen_witdh, self.settings.screen_heigh))
+        pygame.display.set_caption("Alien Invasion")
 
         self.ship = Ship(self)
 
@@ -39,5 +41,4 @@ class AlienInvasion:
 if __name__ == '__main__':
     # Make  a game instance, and run the game.get()
     ai = AlienInvasion()
-    ai.run.game()
-
+    ai.run_game()