pygame_helloworld.py

import pygame
import sys #will use the exit function

#Loads all the main pygame modules and initializes them
pygame.init()

screen_width=320
screen_height=240

#Create a new Surface with the dimensions listed above
screen=pygame.display.set_mode((screen_width, screen_height))

#Loop forever:
while True:
    
    #The following makes the window close when clicking the "X" or exit button
    #Without this, the window will not close, and will need to be killed
    #with the task manager
    for event in pygame.event.get():
        if event.type == pygame.QUIT: sys.exit()