issue was in main.py

app.py

@@ -28,6 +28,6 @@ async def chatbot(text: str = ""):
     if not text:
         raise HTTPException(status_code=400, detail="No text provided")
     # Perform translation using deep_translator
-    result = process(query=text)
+    result = process(user_query=text)
     return {"result": result}
 

main.py

@@ -21,7 +21,7 @@ def dump_user_question(query):
         with open(r"data\question_data.pkl","wb") as f:
             pickle.dump([],f)
 
-def process(user_query):
+def process(user_query:str):
     dump_user_question(user_query)
     user_embedding = GetEmbedding([user_query]).user_query_emb()
     with open(r"data\question_embedding_latest.pkl","rb") as f: