Update app.py

app.py

@@ -4,7 +4,7 @@ import shutil
 import subprocess
 from pathlib import Path
 
-# Environment flags for Hugging Face Spaces CPU runtime
+# Hugging Face Spaces / CPU-only environment setup
 os.environ["CUDA_VISIBLE_DEVICES"] = ""
 os.environ["GRADIO_SERVER_NAME"] = "0.0.0.0"
 os.environ["GRADIO_SERVER_PORT"] = "7860"
@@ -17,7 +17,7 @@ def run(cmd, cwd=None):
     print(">>>", " ".join(map(str, cmd)), flush=True)
     subprocess.check_call(cmd, cwd=cwd)
 
-# 1. Clone repository safely (cleaning up existing empty/broken dirs if present)
+# Force-clean any empty or broken /app/rvc folder before cloning
 if not (RVC_DIR / "infer-web.py").exists():
     if RVC_DIR.exists():
         shutil.rmtree(RVC_DIR)
@@ -28,11 +28,11 @@ if not (RVC_DIR / "infer-web.py").exists():
         str(RVC_DIR)
     ])
 
-# 2. Set execution context
+# Set working directory to RVC root
 sys.path.insert(0, str(RVC_DIR))
 os.chdir(RVC_DIR)
 
-# 3. Download pretrained assets if missing
+# Download required model assets if missing
 hubert = RVC_DIR / "assets" / "hubert" / "hubert_base.pt"
 rmvpe = RVC_DIR / "assets" / "rmvpe" / "rmvpe.pt"
 
@@ -41,10 +41,10 @@ if not hubert.exists() or not rmvpe.exists():
     if downloader.exists():
         run([sys.executable, str(downloader)], cwd=RVC_DIR)
 
-# 4. Launch RVC WebUI
+# Launch RVC WebUI directly from the current working directory
 run([
     sys.executable,
     "infer-web.py",
     "--pycmd", sys.executable,
     "--port", "7860",
-], cwd=RVC_DIR)
+])