Update app.py

app.py

@@ -7,6 +7,7 @@ from pydub import AudioSegment
 
 load_dotenv()
 
+# Define paths relative to the root directory
 ROOT_DIR = os.path.dirname(os.path.abspath(__file__))
 MUSICA_FONDO = os.path.join(ROOT_DIR, "musica.mp3")
 TAG1 = os.path.join(ROOT_DIR, "tag.mp3")
@@ -14,17 +15,21 @@ TAG2 = os.path.join(ROOT_DIR, "tag2.mp3")
 
 def mezclar_musica_y_tags(audio_path: str, custom_music_path: str = None) -> str:
     if not os.path.exists(audio_path):
-        raise FileNotFoundError(f"Audio file not found: {audio_path}")
+        return f"Error: Audio file {audio_path} not found"
+    
     podcast_audio = AudioSegment.from_file(audio_path)
     music_file = custom_music_path if custom_music_path and os.path.exists(custom_music_path) else MUSICA_FONDO
+    
     if not os.path.exists(music_file):
-        raise FileNotFoundError(f"Music file not found: {music_file}")
+        return f"Error: Music file {music_file} not found"
+    
+    musica_fondo = AudioSegment.from_file(music_file).apply_gain(-15)
+    
     if not os.path.exists(TAG1):
-        raise FileNotFoundError(f"Tag file not found: {TAG1}")
+        return f"Error: Tag file {TAG1} not found"
     if not os.path.exists(TAG2):
-        raise FileNotFoundError(f"Tag file not found: {TAG2}")
+        return f"Error: Tag file {TAG2} not found"
     
-    musica_fondo = AudioSegment.from_file(music_file).apply_gain(-15)
     tag_outro = AudioSegment.from_file(TAG1).apply_gain(-5)
     tag_trans = AudioSegment.from_file(TAG2).apply_gain(-5)