[Chat Services] Browser Chat Bug Fix

parlai/chat_service/services/browser_chat/client.py

@@ -64,10 +64,13 @@ def do_POST(self):
             json_str = json.dumps(model_response)
             self.wfile.write(bytes(json_str, 'utf-8'))
         elif self.path == '/reset':
+            self._interactive_running(b"[RESET]")
             self.send_response(200)
             self.send_header('Content-type', 'application/json')
             self.end_headers()
             self.wfile.write(bytes("{}", 'utf-8'))
+            message_available.wait()
+            message_available.clear()
         else:
             return self._respond({'status': 500})
 

parlai/chat_service/tasks/chatbot/worlds.py

@@ -62,14 +62,17 @@ def parley(self):
                     'id': 'World',
                     'text': 'Welcome to the ParlAI Chatbot demo. '
                     'You are now paired with a bot - feel free to send a message.'
-                    'Type [DONE] to finish the chat.',
+                    'Type [DONE] to finish the chat, or [RESET] to reset the dialogue history.',
                 }
             )
             self.first_time = False
         a = self.agent.act()
         if a is not None:
             if '[DONE]' in a['text']:
                 self.episodeDone = True
+            elif '[RESET]' in a['text']:
+                self.model.reset()
+                self.agent.observe({"text": "[History Cleared]", "episode_done": False})
             else:
                 print("===act====")
                 print(a)