Update app.py

app.py

@@ -81,15 +81,13 @@ if submitted:
             selected_df = pd.DataFrame()
             pass
     st.write(selected_df)
-    if selected_df != None:
-        if len(selected_df) != 0 :
-            st.success('Feature vector successfully created.')
-            csv = convert_df(selected_df)
-    
-            st.download_button("Press to Download the Feature Vector", csv,"ASCARIS_SAV_rep.csv","text/csv",key='download-csv')
-    
-        else:
-            st.success('Feature vector failed.')
+    if selected_df != None | len(selected_df) != 0 :
+        st.success('Feature vector successfully created.')
+        csv = convert_df(selected_df)
+
+        st.download_button("Press to Download the Feature Vector", csv,"ASCARIS_SAV_rep.csv","text/csv",key='download-csv')
+
+
     else:
         st.success('Feature vector failed. Check log file.')