SERVICE_CHOICES = ((u'f2dhis2', u'f2dhis2'),(u'json', u'json_exports'),(u'xml', u'xml_exports'),)
SERVICE_CHOICES = ((u'f2dhis2', u'f2dhis2'),(u'generic_json', u'JSON POST'),
                   (u'generic_xml', u'XML POST'),)

correct naming of services