Add auto-download of OldChineseMan RVC model from model repo

app.py

@@ -45,7 +45,27 @@ for asset_dir in [
 ]:
     asset_dir.mkdir(parents=True, exist_ok=True)
 
-# 4. Launch RVC WebUI (webui.py is the new entry point)
+# 4. Download OldChineseMan RVC model from model repo
+from huggingface_hub import hf_hub_download
+
+model_repo = "jacky3102/OldChineseMan_RVC"
+weights_dir = RVC_DIR / "assets" / "weights"
+indices_dir = RVC_DIR / "assets" / "indices"
+
+for fname in ["OldChineseMan.pth", "added_IVF24_Flat_nprobe_1_OldChineseMan_v2.index"]:
+    target = weights_dir / fname if fname.endswith(".pth") else indices_dir / fname
+    if not target.exists():
+        print(f"Downloading {fname} from {model_repo}...", flush=True)
+        hf_hub_download(
+            repo_id=model_repo,
+            filename=fname,
+            local_dir=weights_dir if fname.endswith(".pth") else indices_dir,
+            local_dir_use_symlinks=False,
+        )
+    else:
+        print(f"{fname} already exists, skipping.", flush=True)
+
+# 5. Launch RVC WebUI (webui.py is the new entry point)
 run([
     sys.executable,
     "webui.py",

requirements.txt

@@ -36,6 +36,7 @@ transformers>=4.49.0,<4.50
 
 # Gradio 3.14 API compatibility (RVC WebUI requires Gradio 3.14.x)
 gradio>=3.14.0,<3.15
+huggingface_hub>=0.24.0
 altair>=4.2.0,<5
 anyio>=3.6.2,<4
 fastapi>=0.88.0,<0.100