CODE EXAMPLE FOR PYTHON

pygame window

import pygame
pygame.init()

SCREEN_WIDTH = 500
SCREEN_HEIGHT = 500

screen = pygame.display.set_mode((SCREEN_WIDTH, SCREEN_HEIGHT))
pygame.display.set_caption('game')
clock = pygame.time.Clock()

#colors
BLACK = (0, 0, 0)
WHITE = (255, 255, 255)
GREEN = (0, 255, 0)
RED = (255, 0, 0)
BLUE = (0, 0, 255)

running = True
while running:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
            
            screen.fill(BLACK)
            
            
    pygame.display.update()
    clock.tick(60)
    
    
pygame.quit()
quit()