Update app_v2.py

app_v2.py

@@ -1213,7 +1213,7 @@ def _(get_deployment_id_list, get_deployments_button, mo, purge_deployments):
     if get_deployments_button.value is not None:
         deployments_dataframe = mo.ui.table(get_deployments_button.value, initial_selection=[0])
     else:
-        deployments_dataframe = None
+        deployments_dataframe = []
     deployments_purge_stack_results = mo.vstack([deployments_dataframe, get_deployment_id_list.value, purge_deployments.value])
 
     # deployments_purge_stack_results = mo.vstack([get_deployments_button.value, get_deployment_id_list.value, purge_deployments.value])
@@ -1232,7 +1232,7 @@ def _(get_repository_button, get_repository_id_list, mo, purge_repository):
     if get_repository_button.value is not None:
         repository_dataframe = mo.ui.table(get_repository_button.value, initial_selection=[0])
     else:
-        repository_dataframe = None
+        repository_dataframe = []
     repository_purge_stack_results = mo.vstack([repository_dataframe, get_repository_id_list.value, purge_repository.value])
     # repository_purge_stack_results = mo.vstack([get_repository_button.value, get_repository_id_list.value, purge_repository.value])
 
@@ -1250,7 +1250,7 @@ def _(get_data_asset_id_list, get_data_assets_button, mo, purge_data_assets):
     if get_data_assets_button.value is not None:
         data_assets_dataframe = mo.ui.table(get_data_assets_button.value, initial_selection=[0])
     else:
-        data_assets_dataframe = None
+        data_assets_dataframe = []
     data_assets_purge_stack_results = mo.vstack([data_assets_dataframe, get_data_asset_id_list.value, purge_data_assets.value])
     # data_assets_purge_stack_results = mo.vstack([get_data_assets_button.value, get_data_asset_id_list.value, purge_data_assets.value])