Update app.py

app.py

@@ -21,7 +21,7 @@ def generate_viz(image, class_index=None):
     print(f"Image: {image.size}")
     print(f"Class: {class_index}")
     
-    viz，pred = do_explain(TRANSFORM, image, class_index=class_index)
+    viz, pred = do_explain(TRANSFORM, image, class_index=class_index)
     viz.savefig("visualization.png")
     return Image.open("visualization.png").convert("RGB"), pred