import pygame
from pygame.locals import *
from sys import exit
from random import *

pygame.init()
screen = pygame.display.set_mode((640,480),0,32)

for _ in range(25):
    random_color = (randint(0,255),randint(0,255),randint(0,255))
    random_pos = (randint(0,639),randint(0,479))
    random_radius = randint(1,200)
    pygame.draw.circle(screen,random_color,random_pos,random_radius)

    pygame.display.update()

while True:
    for event in pygame.event.get():
        if event.type == QUIT:
            pygame.quit()
            quit()