Fix syntax error in TTS stage and complete pipeline

app.py

@@ -447,6 +447,14 @@ def full_speech_translation_pipeline(audio_input_path: str):
             if generated_mel is not None and generated_mel.numel() > 0:
                 mel_for_vocoder = generated_mel.detach().squeeze(0).transpose(0, 1)
                 audio_tensor = inverse_mel_spec_to_wav(mel_for_vocoder)
+                synthesized_audio_np = audio_tensor.cpu().numpy()
+                print(f"TTS: Synthesized audio shape: {synthesized_audio_np.shape}")
+        except Exception as e:
+            print(f"TTS Error: {e}")
+    
+    print(f"--- PIPELINE END ---")
+    return arabic_transcript, english_translation, (hp.sr, synthesized_audio_np)
+
 
 # --- Part 4: Gradio Interface Definition ---
 # (Same as before)