Update app.py

app.py

@@ -94,7 +94,7 @@ def prepare_once():
     """Clone code (skip LFS), download weights, set env, prepare dirs."""
     _clone_without_lfs()
 
-    # Ensure we can import their package
+    # Ensure we can import their package later
     if str(REPO_DIR) not in sys.path:
         sys.path.insert(0, str(REPO_DIR))
 
@@ -113,9 +113,9 @@ def prepare_once():
 
 prepare_once()
 
-# ---- Friendly dependency check (correct package name) ------------------------
+
 try:
-    import audiotools  # provided by the PyPI package 'descript-audiotools'
+    import audiotools 
 except Exception as e:
     raise RuntimeError(
         "Missing module 'audiotools'. Install it via the PyPI package "
@@ -123,7 +123,17 @@ except Exception as e:
         "to requirements.txt) and restart the Space."
     ) from e
 
-# Now safe to import their internals
+try:
+    import omegaconf  # noqa: F401
+    import yaml       # from pyyaml
+    import easydict   # noqa: F401
+except Exception as e:
+    raise RuntimeError(
+        "Missing config deps. Please add to requirements.txt: "
+        "'omegaconf>=2.3.0', 'pyyaml', and 'easydict'."
+    ) from e
+
+# Now safe to import Tencent internals
 from hunyuanvideo_foley.utils.model_utils import load_model, denoise_process
 from hunyuanvideo_foley.utils.feature_utils import feature_process
 from hunyuanvideo_foley.utils.media_utils import merge_audio_video
@@ -153,7 +163,7 @@ def _setup_device(device_str: str = "auto", gpu_id: int = 0) -> torch.device:
     return d
 
 def auto_load_models() -> str:
-    """Download weights if needed + load model natively."""
+    """Load model natively (weights already downloaded to MODEL_PATH)."""
     global _model_dict, _cfg, _device
 
     if not os.path.exists(MODEL_PATH):