pygame loop template
import sys
import pygame
from pygame.locals import *
pygame.init()
fps = 60
fpsClock = pygame.time.Clock()
width, height = 640, 480
screen = pygame.display.set_mode((width, height))
# Game loop.
while True:
screen.fill((0, 0, 0))
for event in pygame.event.get():
if event.type == QUIT:
pygame.quit()
sys.exit()
# Update.
# Draw.
pygame.display.flip()
fpsClock.tick(fps)