Update app.py

app.py

@@ -1,7 +1,7 @@
 from transformers import GPT2Tokenizer, GPT2LMHeadModel
 
 # Load pre-trained model and tokenizer
-tokenizer = GPT2Tokenizer.from_pretrained("gpt-3")
+tokenizer = GPT2Tokenizer.from_pretrained("EleutherAI/gpt-neo-2.7B")
 model = GPT2LMHeadModel.from_pretrained("gpt-3")
 
 # Input text description for UI