Comment also gaussian_renderer for checking

demo/gs_train.py

@@ -13,7 +13,9 @@ sys.path.append(gaussian_splatting_path)
 
 # Import necessary modules from the gaussian-splatting directory
 from utils.loss_utils import l1_loss, ssim
-from gaussian_renderer import render, network_gui
+# from gaussian_renderer import render, network_gui
+from diff_gaussian_rasterization import GaussianRasterizationSettings, GaussianRasterizer
+
 # from scene import Scene, GaussianModel
 from utils.general_utils import safe_state
 from utils.image_utils import psnr