def Exec(self, feedback_fn):
    if self.op.osparams_secret:
      msg = "Secret OS parameters: %s" % self.op.osparams_secret.Unprivate()
      feedback_fn(msg)
    else:
      raise errors.OpExecError("Opcode needs secret parameters")
dataset/ETHPy150Open ganeti/ganeti/lib/cmdlib/test.py/LUTestOsParams.Exec/original