Update main.py

main.py

@@ -27,6 +27,7 @@ from offres_emploi import Api
 from offres_emploi.utils import dt_to_str_iso
 import datetime
 
+os.environ["TOKENIZERS_PARALLELISM"] = os.environ["TOKENIZERS_PARALLELISM"]
 os.environ['ANTHROPIC_API_KEY'] = os.environ['ANTHROPIC_API_KEY']
 index_name = os.environ['PINECONE_INDEX_NAME']
 embeddings = HuggingFaceEmbeddings()
@@ -34,6 +35,10 @@ pinecone.init(
     api_key=os.environ['PINECONE_API_KEY'],
     environment=os.environ['PINECONE_ENVIRONMENT']
 )
+vectorstore = Pinecone.from_existing_index(
+    index_name=index_name, embedding=embeddings
+)
+retriever = vectorstore.as_retriever(search_type="similarity_score_threshold", search_kwargs={"score_threshold": .7, "k": 60,"filter": {'categorie': {'$eq': 'OF'}}})
         
 @cl.author_rename
 def rename(orig_author: str):
@@ -101,7 +106,6 @@ async def chat_profile():
     ]
 @cl.on_chat_start
 async def start():
-    os.environ["TOKENIZERS_PARALLELISM"] = os.environ["TOKENIZERS_PARALLELISM"]
     chat_profile = cl.user_session.get("chat_profile")
     chatProfile = chat_profile.split(' - ')
     
@@ -136,10 +140,6 @@ async def start():
         if value:
             await cl.Message(author="🌐🌐🌐",content=settings["AgentName"]).send()
     
-        vectorstore = Pinecone.from_existing_index(
-            index_name=index_name, embedding=embeddings
-        )
-    
         from langchain_core.prompts.prompt import PromptTemplate
 
         _template = """Given the following conversation and a follow up question, rephrase the follow up question to be a standalone question, in its original language.
@@ -149,7 +149,7 @@ async def start():
                     Follow Up Input: {question}
                     Standalone question:"""
         CONDENSE_QUESTION_PROMPT = PromptTemplate.from_template(_template)
-        retriever = vectorstore.as_retriever(search_type="similarity_score_threshold", search_kwargs={"score_threshold": .7, "k": 60,"filter": {'categorie': {'$eq': 'OF'}}})
+        
         ########## Chain with streaming ##########
         message_history = ChatMessageHistory()
         memory = ConversationBufferMemory(