import pygame, sys

pygame.init()
screen = pygame.display.set_mode((600, 600))
clock = pygame.time.Clock()
block_surf = pygame.image.load("image.png").convert_alpha()

while True:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            pygame.quit()
            sys.exit()
    
    screen.fill("white")
    screen.blit(block_surf, (15, 20))

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