import pygame, sys

pygame.init()
clock = pygame.time.Clock()
screen = pygame.display.set_mode((800, 800))
base_font = pygame.font.Font(None, 32)
user_text = ''

while True:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            pygame.quit()
            sys.exit()
        if event.type == pygame.KEYDOWN:
            if event.key == pygame.K_BACKSPACE:
                user_text = user_text[:1]
            else:
                user_text += event.unicode

    screen.fill((0, 0, 0))
    text_surface = base_font.render(user_text, True, (255, 255, 255))
    screen.blit(text_surface, (0, 0))

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