Update app.py

app.py

@@ -20,7 +20,6 @@ class AdvancedPdfChatbot:
         self.embeddings = OpenAIEmbeddings()
         self.text_splitter = RecursiveCharacterTextSplitter(chunk_size=1000, chunk_overlap=200)
         self.llm =  ChatOpenAI(temperature=0.5,model_name='gpt-4o',max_tokens=3000')
-        
         self.memory = ConversationBufferMemory(memory_key="chat_history", return_messages=True)
         self.qa_chain = None
         self.template = """