Update app.py

app.py

@@ -44,7 +44,10 @@ if choice == "Upload Image":
     image_= st.file_uploader("📤 Upload an image (JPG, JPEG, PNG)", type=["jpg", "jpeg", "png"])
 else:
     image_= Image.open(r"dog.jpg").convert('RGB')
-try:
+
+if image_ == None:
+    st.write("Upload Image")
+else:
 # Preprocess image
     image_resized = image_.resize((224, 224))
     x = image.img_to_array(image_resized)
@@ -71,5 +74,5 @@ try:
     with col2:
         st.image(superimposed_img, caption="Grad-CAM", use_container_width=True)
 
-except Exception as e:
-    st.write("Upload image")
+# except Exception as e:
+#     st.write("Upload image")