Update app.py

app.py

@@ -1,12 +1,17 @@
-from transformers import GPT2Tokenizer
+from transformers import AutoTokenizer
 import gradio as gr
 
 
-tokenizer = GPT2Tokenizer.from_pretrained("gpt2")
+tokenizer = AutoTokenizer.from_pretrained("kiranr/gpt2-tokenizer")
 
 def tokenize(input_text):
     tokens = tokenizer(input_text)["input_ids"]
     return f"Number of tokens: {len(tokens)}"
 
-iface = gr.Interface(fn=tokenize, inputs=gr.inputs.Textbox(lines=7), outputs="text")
-iface.launch()
+
+demo = gr.Interface(
+    fn=tokenize,
+    inputs=gr.Textbox(lines=7),
+    outputs="text",
+)
+demo.launch()