How to use Pygame to realize Classic Alien Games

This article introduces the knowledge of "how to use Pygame to achieve classic alien games". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Installation environment

Download python3, or such as Anaconda3 (64 bit), and import the pygame game package.

Main code

1. Alien settings, alien.py, code:

Import pygamefrom pygame.sprite import Sprite class Alien (Sprite): "" represents the class of a single alien "def _ _ init__ (self,ai_settings,screen):" initialize the alien and set up other locations "super (Alien,self). _ _ init__ () self.screen = screen self.ai_settings = ai_settings # load the alien image And set its rect attribute self.image = pygame.image.load ('images/alien.bmp') self.rect = self.image.get_rect () # each alien initially stores the exact location of the alien near the upper left corner of the screen self.rect.x = self.rect.width self.rect.y = self.rect.height # self.x = float (self.rect.x) def blitme (self): " Draw the alien self.screen.blit (self.image) at the specified location Self.rect) def check_edges (self): "if the alien is on the edge of the screen Return True "" screen_rect = self.screen.get_rect () if self.rect.right > = screen_rect.right: return True elif self.rect.left