Update app.py

app.py

@@ -3,22 +3,26 @@ import tempfile
 import subprocess
 import gradio as gr
 import logging
-import sys
 from pathlib import Path
+import sys
 
 logging.basicConfig(level=logging.INFO)
 logger = logging.getLogger("demucs")
 
 DEFAULT_MODEL = "htdemucs"
 
+print("✅ App is starting...")
+print(f"✅ Using Python at {sys.executable}")
 
 def run_demucs(audio_path, selected_stems, model_name=DEFAULT_MODEL):
     try:
         logger.info(f"Running Demucs on {audio_path}")
+        print("🔄 Starting demucs process...")
         output_dir = tempfile.mkdtemp()
 
         cmd = f"{sys.executable} -m demucs -n {model_name} -o {output_dir} \"{audio_path}\""
         logger.info(f"Executing command: {cmd}")
+        print(f"🧪 Running command: {cmd}")
 
         process = subprocess.Popen(
             cmd,
@@ -29,6 +33,9 @@ def run_demucs(audio_path, selected_stems, model_name=DEFAULT_MODEL):
         )
 
         stdout, stderr = process.communicate()
+        print("✅ Process finished.")
+        print("STDOUT:\n", stdout)
+        print("STDERR:\n", stderr)
 
         if process.returncode != 0:
             logger.error(f"Demucs error: {stderr}")
@@ -101,6 +108,7 @@ def create_interface():
 
 
 def main():
+    print("🚀 Launching Gradio interface...")
     interface = create_interface()
     interface.launch()