Update app.py

app.py

@@ -1,10 +1,5 @@
 import gradio as gr
-from transformers import AutoModelForCausalLM, AutoTokenizer
-import random
-from datetime import datetime
-from PyPDF2 import PdfReader
-import json
-from transformers import AutoModelForCausalLM, AutoTokenizer
+from transformers import GPT2LMHeadModel, GPT2Tokenizer, pipeline
 
 # Replace 'username/your_model_name' with your Hugging Face model name
 model_dir = "Manasa1/your_model_name"