Basic Window

import pygame, sys

pygame.init()
screen = pygame.display.set_mode((800, 800))
pygame.display.set_caption("Creating Surfaces")
clock = pygame.time.Clock()


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

    pygame.display.flip()
    clock.tick(60)