'Retrieve initiator group details from the array.
:param array: the array serial number
:param initiator_group: the initaitor group name
:param params: optional filter parameters
:returns: initiator group dict, or None'

def get_initiator_group(self, array, initiator_group=None, params=None):

    return self.get_resource(array, SLOPROVISIONING, 'host', resource_name=initiator_group, params=params)
