Update audio_processor.py

audio_processor.py

@@ -19,18 +19,24 @@ def transcribe_audio(audio_file):
 def text_to_speech(text, target_lang):
     try:
         if not text:
-            st.error("No text to convert.")
+            st.error("No text to convert to audio.")
             return None
-        lang_map = {"English": "en", "French": "fr", "Spanish": "es", "German": "de",
-                    "Chinese": "zh-cn", "Arabic": "ar", "Russian": "ru", "Hindi": "hi", "Japanese": "ja"}
+        lang_map = {
+            "English": "en", "French": "fr", "Spanish": "es", "German": "de",
+            "Hindi": "hi", "Chinese": "zh-cn", "Arabic": "ar", "Russian": "ru", "Japanese": "ja"
+        }
         lang_code = lang_map.get(target_lang, "en")
-        st.write(f"Attempting audio for {lang_code}")
+        st.write(f"Generating audio for {lang_code}")
         tts = gTTS(text=text[:200], lang=lang_code, slow=False)  # Limit to 200 chars
         audio_buffer = io.BytesIO()
         tts.write_to_fp(audio_buffer)
         audio_buffer.seek(0)
-        st.success(f"Audio generated for {target_lang}")
-        return audio_buffer
+        if audio_buffer.getbuffer().nbytes > 0:
+            st.success(f"Audio generated for {target_lang}")
+            return audio_buffer
+        else:
+            st.error("Audio buffer empty.")
+            return None
     except Exception as e:
-        st.error(f"Audio failed: {str(e)}")
+        st.error(f"Audio failed: {str(e)}. Ensure target language is supported (e.g., English, French).")
         return None