Update app.py

app.py

@@ -30,6 +30,9 @@ de_tts.to(device)
 es_tts.to(device)
 
 def text_to_speech(text: str, speaker_wav: str, speaker_wav_file: str) -> str:
+    # ✅ Sanitize input text to avoid empty processing
+    text = text.strip().replace("\n", " ").replace("  ", " ")
+    
     if not text:
         return "Error: No text provided."
 
@@ -40,7 +43,7 @@ def change_aud(text: str, speaker_wav: str, speaker_wav_file: str) -> str:
     if speaker_wav_file and not speaker_wav:
         speaker_wav = speaker_wav_file
 
-    # ✅ Validate audio format
+    # ✅ Validate audio input
     if not speaker_wav or not os.path.exists(speaker_wav):
         return "Error: No valid speaker audio provided."
 
@@ -53,20 +56,19 @@ def change_aud(text: str, speaker_wav: str, speaker_wav_file: str) -> str:
         tts.tts_to_file(text, speaker_wav=speaker_wav, language="en", file_path=file_path)
 
         # ✅ Debugging print statement to confirm output generation
-        if os.path.exists(file_path):
+        if os.path.exists(file_path) and os.path.getsize(file_path) > 0:
             print(f"Generated file path: {file_path}, Size: {os.path.getsize(file_path)} bytes")
+            return file_path
         else:
-            print("Error: Output file was not created.")
-
-        return file_path
+            return "Error: Output file was not properly generated."
     except Exception as e:
         return f"Error generating cloned voice: {str(e)}"
 
 def show_error(text: str):
-    # ✅ Ensure function returns expected outputs
+    # ✅ Ensure function returns expected outputs for Gradio UI updates
     return (
         gr.update(visible=(text == ""), elem_id="warning", elem_classes="feedback"),
-        gr.update(visible=(text != ""))  # ✅ Fix: Second expected output value added
+        gr.update(visible=(text != ""))
     )
 
 title = "Voice-Cloning-Demo"