Basis for every pygame program a make

basic-pygame.py

#Basic Pygame
#Every thing you need in a Python/pygame program
#copyright 2015 (c) Tyler Spadgenske GPL 3.0 License

import pygame, sys, os
from pygame.locals import *

pygame.init()

WINDOWWIDTH = 800
WINDOWHIEGHT = 480
os.environ ['SDL_VIDEO_WINDOW_POS'] = 'center'
windowSurface = pygame.display.set_mode((WINDOWWIDTH, WINDOWHIEGHT), 0, 32)
pygame.display.set_caption('Test')
mainClock = pygame.time.Clock()

BLUE = (0,0,255)
WHITE = (255, 255, 255)

block = {'rect':pygame.Rect(200, 200, 50, 50),'color':BLUE}
windowSurface.fill(WHITE)
pygame.draw.rect(windowSurface, block['color'], block['rect'])

while True:
    for event in pygame.event.get():
        if event.type == QUIT:
            pygame.quit()
            sys.exit()
    pygame.display.update()
    mainClock.tick()