old_contents: class Settings():
      """A class to store all the settings for the Alien Invasion"""
      def __init__(self):
          """Initialize the game's settings."""
          self.screen_width = 1200
          self.screen_height = 800
          self.bg_color = (230, 230, 230)
  
          # Ship settings
          self.ship_speed_factor = 1.5
          self.ship_left = 3
  
          # Bullet settings
          self.bullet_speed_factor = 2
          self.bullet_width = 3
          self.bullet_height = 15
          self.bullet_color = 60, 60, 60
          self.bullets_allowed = 3
  
          # Alien settings
          self.alien_speed_factor = 1
          self.fleet_drop_speed = 10
          #fleet direction of 1 represents right; -1 represents left
          self.fleet_direction = 1
new_contents: class Settings():
      """A class to store all the settings for the Alien Invasion."""
      def __init__(self):
          """Initialize the game's settings."""
          self.screen_width = 1200
          self.screen_height = 800
          self.bg_color = (230, 230, 230)
  
          # Ship settings
          self.ship_speed_factor = 1.5
          self.ship_left = 3
  
          # Bullet settings
          self.bullet_speed_factor = 2
          self.bullet_width = 3
          self.bullet_height = 15
          self.bullet_color = 60, 60, 60
          self.bullets_allowed = 3
  
          # Alien settings
          self.alien_speed_factor = 1
          self.fleet_drop_speed = 10
          #fleet direction of 1 represents right; -1 represents left
          self.fleet_direction = 1
  
subject: Update settings.py