Update app.py

app.py

@@ -1,10 +1,10 @@
 import gradio as gr
-from transformers import pipeline
+from transformers import AutoTokenizer
 
 def greet(prompt):
-    generator = pipeline(model='gpt2')
+    tokenizer = AutoTokenizer.from_pretrained('bert-based-cased', return_tensors='tf')
     
-    return generator(prompt)
+    return tokenizer(prompt)
 
 iface = gr.Interface(fn=greet, inputs="text", outputs="text")
 iface.launch()