message: Change default image grid size.
diff: @@ -38,7 +38,7 @@ def _assert_is_image(data):
  data.shape[1:].assert_is_fully_defined()
  -def add_gan_model_image_summaries(gan_model, grid_size=10):
  +def add_gan_model_image_summaries(gan_model, grid_size=4):
  """Adds image summaries for real and fake images.
  Args:
  