diff --git a/lib/update_database.py b/lib/update_database.py
index e0cd8ba..2cae387 100644
--- a/lib/update_database.py
+++ b/lib/update_database.py
@@ -82,6 +82,7 @@ def get_sivas_dbase(sivas_id, out_dir):
         sys.exit(0)
 
 def get_sivas_teilestamm(sivas_ids, out_dir):
+    """call the sivas exe for getting all csv files with the item data for the given sivas ids"""
 
     sivas_teilestamm_exe = os.environ.get('SIVAS_TEILESTAMM')
 
@@ -98,7 +99,7 @@ def get_sivas_teilestamm(sivas_ids, out_dir):
         if not id.isnumeric():
             print(f"Partnumber '{id}' contains invalid characters. Please check given partnumber. Multiple partnumbers have to be specified as comma separated values without space, e.g. 200000089,200000090")
             
-    
+
     if os.path.isfile(sivas_teilestamm_exe):
         
         if os.path.isdir(out_dir):