def EnumValue(self, key, index):
    try:
      subkey = self._GetValues(key)[index]
      value, value_type = self.QueryValueEx(key, subkey)
      return subkey, value, value_type
    except __HOLE__:
      raise IOError()
dataset/ETHPy150Open google/grr/grr/client/client_actions/windows/windows_test.py/RegistryFake.EnumValue