Update app.py

app.py

@@ -15,7 +15,7 @@ def read_image(image):
 def infer(model, image):
     predictions = model.predict(image)
 def display_result(input_image):
-    image_tensor = read_image(input_image)
+    image = read_image(input_image)
     prediction_label = infer(model=model, image=image)
     return prediction_label