Update app.py

app.py

@@ -1,5 +1,6 @@
 import gradio as gr
 from transformers import pipeline
+export GRADIO_SERVER_PORT=8080
 
 pipeline = pipeline(task="image-classification", model="julien-c/hotdog-not-hotdog")
 server_port=9000
@@ -12,4 +13,4 @@ gr.Interface(
     inputs=gr.inputs.Image(label="Upload hot dog candidate", type="filepath"),
     outputs=gr.outputs.Label(num_top_classes=2),
     title="Hot Dog? Or Not?",
-).launch(server_port)
+).launch(server_port=8080)