Update app.py

app.py

@@ -1,7 +1,7 @@
 import gradio as gr
 from transformers import pipeline
+def model1():
+    pipe = pipeline("image-to-text", model="nlpconnect/vit-gpt2-image-captioning")
 
-pipe = pipeline("image-to-text", model="nlpconnect/vit-gpt2-image-captioning")
-
-demo = gr.Interface( fn=image-to-text, inputs="image", outputs="text" )
+demo = gr.Interface( fn=model1, inputs="image", outputs="text" )
 demo.launch()