Update app.py

app.py

@@ -164,16 +164,19 @@ ensure_model_weights("3b")
 subprocess.run(shlex.split("pip install apex-0.1-cp310-cp310-linux_x86_64.whl"))
 print(f"✅ setup completed Apex")
 
-# download images
-torch.hub.download_url_to_file(
-	'https://huggingface.co/datasets/Iceclear/SeedVR_VideoDemos/resolve/main/seedvr_videos_crf23/aigc1k/23_1_lq.mp4',
-	'01.mp4')
-torch.hub.download_url_to_file(
-	'https://huggingface.co/datasets/Iceclear/SeedVR_VideoDemos/resolve/main/seedvr_videos_crf23/aigc1k/28_1_lq.mp4',
-	'02.mp4')
-torch.hub.download_url_to_file(
-	'https://huggingface.co/datasets/Iceclear/SeedVR_VideoDemos/resolve/main/seedvr_videos_crf23/aigc1k/2_1_lq.mp4',
-	'03.mp4')
+# download example videos (optional – app still works if network fails)
+_example_videos = {
+    '01.mp4': 'https://huggingface.co/datasets/Iceclear/SeedVR_VideoDemos/resolve/main/seedvr_videos_crf23/aigc1k/23_1_lq.mp4',
+    '02.mp4': 'https://huggingface.co/datasets/Iceclear/SeedVR_VideoDemos/resolve/main/seedvr_videos_crf23/aigc1k/28_1_lq.mp4',
+    '03.mp4': 'https://huggingface.co/datasets/Iceclear/SeedVR_VideoDemos/resolve/main/seedvr_videos_crf23/aigc1k/2_1_lq.mp4',
+}
+for _fname, _url in _example_videos.items():
+    if not os.path.exists(_fname):
+        try:
+            torch.hub.download_url_to_file(_url, _fname)
+            print(f"✅ Downloaded example video: {_fname}")
+        except Exception as _e:
+            print(f"⚠️  Could not download example video {_fname}: {_e}  (skipping)")
 
 def configure_sequence_parallel(sp_size):
     if sp_size > 1: