def _WrapNot(fn, lhs, rhs):
  return not fn(lhs, rhs)
Establish a clean test environment.
dataset/ETHPy150Open ganeti/ganeti/lib/query.py/_WrapNot--crossover with--dataset/ETHPy150Open openstack/glance_store/glance_store/tests/unit/test_swift_store.py/TestStoreAuthV1.setUp