Fix check if LV grid ID is provided

openego · May 9, 2023 · 74ea1e7 · 74ea1e7
1 parent efd4af0
commit 74ea1e7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/edisgo/io/pypsa_io.py b/edisgo/io/pypsa_io.py
@@ -195,7 +195,7 @@ def _set_slack(grid):
         pypsa_network.mode = "lv"
 
         lv_grid_id = kwargs.get("lv_grid_id", None)
-        if not lv_grid_id:
+        if lv_grid_id is None:
             raise ValueError(
                 "For exporting LV grids, ID or name of LV grid has to be provided"
                 "using parameter `lv_grid_id`."