pygame_help.py

import os
import sys
import random 

import pygame as pg


class _BaseSprite(pg.sprite.Sprite):
    def __init__(self, color, pos, size, *groups):  
        super(_BaseSprite, self).__init__(*groups)
        self.image = pg.Surface(size).convert()
        self.image.fill(color)
        self.rect = self.image.get_rect(topleft=pos)


class Zombie(_BaseSprite):
    """
    This class represents the zombie
    """
    SIZE = (20, 15)
    COLOR = pg.Color("green")

    def __init__(self, pos, *groups):  
        super(Zombie, self).__init__(self.COLOR, pos, self.SIZE, *groups)


class Player(_BaseSprite):
    SIZE = (20, 15)
    COLOR = pg.Color("red")
    
    def __init__(self, pos, *groups):
        super(Player, self).__init__(self.COLOR, pos, self.SIZE, *groups)
        self.speed = 5
        self.damage = 5
        self.health = 10
        self.inv_space = 2


pg.init()
screenWidth = 600   
screenHeight = 600
screen = pg.display.set_mode([screenWidth, screenHeight])
screen_rect = screen.get_rect()

block_list = pg.sprite.Group()
all_sprites_list = pg.sprite.Group()


for i in range(10):
    pos = random.randrange(screenWidth), random.randrange(screenHeight)
    Zombie(pos, block_list, all_sprites_list)


player = Player(screen_rect.center, all_sprites_list)

done = False
clock = pg.time.Clock()


while not done:
    for event in pg.event.get(): 
        if event.type == pg.QUIT: 
            done = True
    screen.fill(pg.Color("white"))
    pos = pg.mouse.get_pos()
    all_sprites_list.draw(screen)
    pg.display.flip()
    clock.tick(60)
pg.quit()