Command csv2obsoul fails with integer ids

The command csv2obsoul seems to assume ids are strings and for me they are ints. I was able to fix this with:

diff --git a/netatmoqc/save_data.py b/netatmoqc/save_data.py
index 958e953..a572897 100644
--- a/netatmoqc/save_data.py
+++ b/netatmoqc/save_data.py
@@ -130,13 +130,17 @@ def save_df_as_obsoul(df, fpath=None, export_params=None):
             obs_date = row.time_utc.strftime("%Y%m%d")
             # obs_hour must not have leading zeros for the hour
             obs_hour = row.time_utc.strftime("%k%M%S").strip()
+            if type(row.id) is str:
+                row_id = row.id[:8]
+            else:
+                row_id = row.id
             header = (
                 17,  # Got this from Jelena
                 obs_type,
                 obs_code,
                 row.lat,
                 row.lon,
-                "'{}'".format(row.id[:8]),
+                "'{}'".format(row_id),
                 obs_date,
                 obs_hour,
                 row.alt,