Update app.py

app.py

@@ -18,7 +18,7 @@ logger = logging.getLogger(__name__)
 
 class QueryRefiner:
     def __init__(self):
-        self.refinement_llm = ChatOpenAI(temperature=0.2, model_name='gpt-3.5-turbo', request_timeout=30)
+        self.refinement_llm = ChatOpenAI(temperature=0.2, model_name='gpt-4o')
         self.refinement_prompt = PromptTemplate(
             input_variables=['query', 'context'],
             template="""Refine and enhance the following query for maximum clarity and precision:
@@ -53,9 +53,9 @@ Refined Query:"""
 class AdvancedPdfChatbot:
     def __init__(self, openai_api_key):
         os.environ["OPENAI_API_KEY"] = openai_api_key
-        self.embeddings = OpenAIEmbeddings(request_timeout=30)
+        self.embeddings = OpenAIEmbeddings()
         self.text_splitter = RecursiveCharacterTextSplitter(chunk_size=1000, chunk_overlap=200)
-        self.llm = ChatOpenAI(temperature=0, model_name='gpt-4', request_timeout=30)
+        self.llm = ChatOpenAI(temperature=0, model_name='gpt-4o')
         
         self.memory = ConversationBufferMemory(memory_key="chat_history", return_messages=True)
         self.query_refiner = QueryRefiner()