Untitled

import pygame

pygame.init()
done = False

WIDTH = 720
HEIGHT = 480
TITLE = "Game"
FPS = 60

screen = pygame.display.set_mode((WIDTH, HEIGHT))
pygame.display.set_caption(TITLE)
clock = pygame.time.Clock()

main_font = pygame.font.SysFont("Arial", 20)



# main event loop
while not done:
    #events
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            done = True

    screen.fill((0, 200, 0))

    hello = main_font.render("Hello world", True, (0,0,0))
    screen.blit(hello, (40, 40))

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