Update app.py

app.py

@@ -434,8 +434,8 @@ paper_plane_svg = """<svg xmlns="http://www.w3.org/2000/svg" width="20" height="
 
 # Pipeline loading
 #generator = pipeline("text-generation", model="openai-community/gpt2")
-tokenizer = AutoTokenizer("openai-community/gpt2")
-model = AutoModelForCausalLM("openai-community/gpt2")
+tokenizer = AutoTokenizer.from_pretrained("openai-community/gpt2")
+model = AutoModelForCausalLM.from_pretrained("openai-community/gpt2")
 
 # Mock data function for chatbot
 def send_message(message, history):