text: import sys
  import pygame
  
  pygame.init()
  columns, rows = 50, 50
  cell_size = 10
  size = width, height = columns * cell_size, rows * cell_size
  screen = pygame.display.set_mode(size)
  
  while True:
      for event in pygame.event.get():
          if event.type == pygame.QUIT:
              sys.exit()
  