refactor

stand.py

@@ -4,6 +4,7 @@ from st_aggrid import AgGrid, GridOptionsBuilder
 import hacks
 
 from restapi import restapi
+from utils import make_key
 from utils.st_utils import get_session_id, rerun, hide_UI_elements
 from utils.df_utils import to_excel_binary
 
@@ -24,10 +25,6 @@ changed = restapi.changed
 df = restapi.data
 
 
-# encode the column names into the key, thus trigger a hard reload (like F5) when the columns change
-key = "stand:" + "+".join(str(col) for col in df.columns)
-
-
 
 print(">>> start of streamlit run")
 
@@ -77,7 +74,7 @@ response = AgGrid(
     fit_columns_on_grid_load=True,
 
     reload_data=changed,
-    key=key
+    key=make_key(df)
 )