Update interaction.py

interaction.py

@@ -15,11 +15,12 @@ def init_pipeline():
     return pipeline
 
 def generate_response(question, pipeline):
-	response = pipeline.run({
-        'retriever':{"query":question}, 
+    response = pipeline.run({
+        'retriever':{'query':question},
         'prompt_builder':{'question':question}
     })
-    return response['llm']['replies'][0]
+    response = response['llm']['replies'][0]
+    return response
 
 def audio_response(response):
 	audio_stream="response_audio.mp3"