import pygame
from pygame.locals import *
import sys

pygame.init()

displaysurface = pygame.display.set_mode((300,300))

objects = pygame.Rect((20,50),(50,100))

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

    pygame.draw.rect(displaysurface,(0,0,255),objects)

    pygame.display.update()