# models.py from google import genai from langchain_groq import ChatGroq from config import gemini_api_key, groq_api_key client = genai.Client(api_key=gemini_api_key) model_name = "gemini-2.0-flash-exp" chat_model = ChatGroq(model="Gemma2-9b-It", groq_api_key=groq_api_key)