##parameters=key=None
# $Id: get_departments_voc.py 280 2006-06-30 06:43:03Z joachim $
"""
Return the faculties as an vocabulary

"""
if key is None:
    res = context.portal_catalog.search({'meta_type': "Department"})    
    return [(d.getId,d.Title,) for d in res]
dep = context.portal_catalog.search({'meta_type': "Department", 'id': key})[-1]
return dep.Title