Update app.py

app.py

@@ -63,15 +63,19 @@ def retrieve_documents(question, k=5):
 
 
 # ✅ Function to Generate AI Response
+import openai
+
 def generate_response(question, context):
     """Generate AI response using OpenAI GPT-4"""
+    
     if not context or "No relevant documents found." in context:
         return "No relevant context available. Try a different query."
 
     full_prompt = f"Context: {context}\n\nQuestion: {question}"
 
     try:
-        response = openai.ChatCompletion.create(
+        client = openai.OpenAI()  # New OpenAI client format
+        response = client.chat.completions.create(
             model="gpt-4",
             messages=[
                 {"role": "system", "content": "You are an AI assistant that answers user queries based on the given context."},
@@ -80,10 +84,11 @@ def generate_response(question, context):
             max_tokens=300,
             temperature=0.7
         )
-        return response["choices"][0]["message"]["content"].strip()
+        return response.choices[0].message.content.strip()
     except Exception as e:
         return f"Error generating response: {str(e)}"
 
+
 # ✅ Full RAG Pipeline
 def rag_pipeline(question):
     retrieved_docs = retrieve_documents(question, k=5)