Creates a Groupitem from the items in a Named List, optionally deleting the items in the Named List.
The current axes will be used as the origin.
The Named List containing the items to be grouped.
True Delete the items after grouping False Leave the existing items behind
The type or class, of group to create; the group class having been registered using RegisterGroupType.
Available: GEO D OD OM SISpy
sis.CreateGroupFromItems ("StationList", True, "Station")
Creates a group made up from the items in the list StationList. These items are then deleted.