add index_col to df kwargs return

Deltares · Jul 27, 2023 · 815a33e · 815a33e
1 parent 6602634
commit 815a33e
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/hydromt/data_adapter/dataframe.py b/hydromt/data_adapter/dataframe.py
@@ -167,6 +167,7 @@ def to_file(
             driver = "csv"
             fn_out = join(data_root, f"{data_name}.csv")
             obj.to_csv(fn_out, **kwargs)
+            kwargs["index_col"] = obj.index.name
         elif driver == "excel":
             fn_out = join(data_root, f"{data_name}.xlsx")
             obj.to_excel(fn_out, **kwargs)