Update app.py

app.py

@@ -304,14 +304,16 @@ if submit and len(x) != 0:
        file_name='Relation_triples.csv',
        mime='text/csv',
   )
-  with open(zipf, "rb") as f:
-    st.download_button(
-         label ="Download each triple family in a CSV",
-         data = f,
-         file_name='TriplesCSVs.zip',
-         mime="application/zip"
-         
-    )
+  
+  zzip = zipfile.ZipFile(zipf, 'rb')
+  #with open(zipf, "rb") as f:
+  st.download_button(
+       label ="Download each triple family in a CSV",
+       data = zzip,
+       file_name='TriplesCSVs.zip',
+       mime="application/zip"
+       
+  )