timer

import pygame, sys

def main():
    pygame.init()
    pygame.display.set_caption("Basic PyGame Application")

    screen = pygame.display.set_mode((320,230))    

    timer = pygame.time.Clock()
    timer.tick()
    
    running = True
    
    while running: 
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                running = False

        print timer.tick()

if __name__ == "__main__":
    main()