Update app.py

app.py

@@ -3,7 +3,8 @@ import gradio as gr
 from transformers import AutoTokenizer, AutoModelForCausalLM, pipeline
 
 # ---------- CONFIG ----------
-MODEL_NAME = "mistralai/Mistral-7B-Instruct-v0.2"  # Change to smaller model if needed
+# Using an open-access model instead of gated Mistral
+MODEL_NAME = "tiiuae/falcon-7b-instruct"
 
 # Preload model and tokenizer
 tokenizer = AutoTokenizer.from_pretrained(MODEL_NAME)
@@ -37,7 +38,6 @@ def chat_with_model(message, history):
     if not is_tech_query(message):
         return history + [[message, "⚠️ I can only answer technology-related queries."]]
 
-    # Build conversation context
     conversation = ""
     for user_msg, bot_msg in history:
         conversation += f"User: {user_msg}\nAssistant: {bot_msg}\n"
@@ -55,7 +55,6 @@ def chat_with_model(message, history):
 session_state = {"authenticated": False}
 
 def login(username, password):
-    # Simple direct login check
     if (username == "admin" and password == "admin123") or (username == "techuser" and password == "techpass"):
         session_state["authenticated"] = True
         return gr.update(visible=False), gr.update(visible=True), ""