Update main_class.py

main_class.py

@@ -81,9 +81,9 @@ class PDFChatBot:
 
     # Generate a response and write to memory
     def generate_response(self, history, query, path):
-        #if not self.processed: # processing temporarily switched on for each query (memory issues)
-        self.process_file(path)
-            #self.processed = True
+        if not self.processed: 
+            self.process_file(path)
+            self.processed = True
         result = self.final_agent.invoke({'input': query, 'chat_history': self.chat_history})['output']
         self.chat_history.extend((query, result))
         for char in result: # history argument and the subsequent code is only for the purpose of Gradio