@generic
def complete_object(obj, prev_completions):
    raise TryNext
test behavior for role deletion when a user is deleted (CNY-2775)
dataset/ETHPy150Open ipython/ipython-py3k/IPython/utils/generics.py/complete_object--crossover with--dataset/ETHPy150Open sassoftware/conary/conary_test/acltest.py/AclTest.testRoleDeletion