Added try/except on recognize_google method for audio without any detected speech

jarvis/utils/flask_utils.py

@@ -30,11 +30,15 @@ def process_audio_request():
     r = sr.Recognizer()
     audio = sr.AudioData(frame_data, sample_rate, sample_width)
 
+    try:
         result_stt = r.recognize_google(audio, language=languages_utils.get_language_only_country())
 
         return jsonify(
             intent_manager.recognise(result_stt, request.headers.get('Client-Ip'), request.headers.get('Client-Port')))
 
+    except sr.UnknownValueError:
+        print("[Error] No speech detected in the send audio!")
+
 
 def get_data_in_request(flask_request):
     data_str = str(flask_request.data.decode('utf8')).replace('"', '\"').replace("\'", "'")