debug.py

import pygame
pygame.init()
font = pygame.font.Font(None, 30)

def debug(info, y = 10, x = 10):
 display_surface = pygame.display.get_surface()
 debug_surf = font.render(str(info), True, 'White')
 debug_rect = debug_surf.get_rect(topleft = (x,y))
 pygame.draw.rect(display_surface, 'Black', debug_rect)
 display_surface.blit(debug_surf, debug_rect)