Update app.py

app.py

@@ -17,7 +17,7 @@ import easyocr
 app = FastAPI()
 
 # Load AI Model for Question Answering on Documents (Mistral-7B)
-model_name = "TinyLlama/TinyLlama-1.1B"
+model_name = "meta-llama/Llama-2-7b-chat-hf"
 print(f"🔄 Loading model: {model_name}...")
 tokenizer = AutoTokenizer.from_pretrained(model_name)
 model = AutoModelForCausalLM.from_pretrained(model_name)