testing new sidebar functionality

app.py

@@ -38,7 +38,7 @@ rand_idx = 0
 st.sidebar.title("Select a sample image")
 
 if st.sidebar.button("Random Sample Image"):
-    rand_idx, random_image = get_rand_img(sample_images)
+    rand_idx, _ = get_rand_img(sample_images)
     sample_image = None
     
 sample_image = st.sidebar.selectbox(
@@ -73,10 +73,13 @@ if uploaded_image is None and submitted:
     st.write("Please select a file to upload")
 
 else:
-    image_file = sample_image if sample_image is not None else random_image
+    image_file = sample_image
     
     image = uploaded_image if uploaded_image is not None else Image.open(image_file)
     
+    # caching the image:
+    if 
+    
     image_dict = imageLoader.transform(image)
     
     show_image = imageLoader.show_resize(image)