Update app.py

app.py

@@ -1,7 +1,24 @@
 import gradio as gr
+import spaces
+from PIL import Image
+import numpy as np
 
-def greet(name):
-    return "Hello " + name + "!!"
+@spaces.GPU
+def upscale(image):
+    img = Image.fromarray(image)
 
-demo = gr.Interface(fn=greet, inputs="text", outputs="text")
-demo.launch()
+    img = img.resize(
+        (img.width * 2, img.height * 2),
+        Image.LANCZOS
+    )
+
+    return np.array(img)
+
+demo = gr.Interface(
+    fn=upscale,
+    inputs=gr.Image(type="numpy"),
+    outputs=gr.Image(type="numpy"),
+    title="Upscale Alpha Test"
+)
+
+demo.launch()