Update app.py

app.py

@@ -26,7 +26,9 @@ descriptions = json.load(open('valid_list.json', 'r'))
 
 # example_idx = int(col1.number_input('Sample an example (description + corresponding images) from the validation set', value=0, min_value=0, max_value=len(descriptions)-1))
 if col1.button('Sample an example (description + corresponding images) from the validation set'):
-    st.session_state.example_idx = random.randint(0, len(descriptions)-1)
+    st.session_state.example_idx += 1
+#    st.session_state.example_idx = random.randint(0, len(descriptions)-1)
+
 img_set, true_idx, descr = descriptions[st.session_state.example_idx]
 true_idx = int(true_idx)
 images = [prefix+'/'+img_set+'/'+i for i in set2ids[img_set]]