Update app.py

app.py

@@ -45,8 +45,11 @@ def load_model(model_name):
 # Load model directly
 from transformers import AutoTokenizer, AutoModelForCausalLM
 
-tokenizer = AutoTokenizer.from_pretrained("mistralai/Mistral-7B-Instruct-v0.1")
-model = AutoModelForCausalLM.from_pretrained("mistralai/Mistral-7B-Instruct-v0.1")
+# Load model directly
+from transformers import AutoTokenizer, AutoModelForCausalLM
+
+tokenizer = AutoTokenizer.from_pretrained("meta-llama/Meta-Llama-3-8B")
+model = AutoModelForCausalLM.from_pretrained("meta-llama/Meta-Llama-3-8B")
 # Initialize Hugging Face LLM
 system_prompt = """# You are a Q&A assistant. Your goal is to answer questions as
 accurately as possible based on the instructions and context provided