Update app.py

app.py

@@ -11,7 +11,7 @@ os.environ["GOOGLE_APPLICATION_CREDENTIALS"] = '/'.join(rutas)
 def transcribe(file_name):
     """Transcribe audio bytes to text using Google Cloud Speech to Text."""
     if file_name is None:
-        return ''
+        return '', ''
     
     # Crea un cliente de Speech to Text
     client = speech.SpeechClient()
@@ -36,8 +36,8 @@ def transcribe(file_name):
     confidence = []
     # Reads the response
     for result in response.results:
-        print("Confidence: {}".format(result.confidence))
-        confidence.append(result.confidence)
+        print("Confidence: {}".format(result.alternatives[0].confidence))
+        confidence.append(result.alternatives[0].confidence)
         print("Transcript: {}".format(result.alternatives[0].transcript))
         transcript.append(result.alternatives[0].transcript)