refactor

app.py

@@ -46,7 +46,6 @@ def bag_of_words(s, words):
 
 
 def chat(message):
-    history = history or []
     message = message.lower()
     results = model.predict([bag_of_words(message, words)])
     results_index = np.argmax(results)
@@ -55,12 +54,8 @@ def chat(message):
     for tg in data["intents"]:
       if tg['tag'] == tag:
         responses = tg['responses']
-
-        # print(random.choice(responses))
-        response = random.choice(responses)
-    
-        
-    return str(response)
+        # return responses
+        return random.choice(responses)
   
     # history.append((message, response))
     # return history, history