code: def _load_from_tar(self, dtype_out_time, dtype_out_vert=False):
          
          path = os.path.join(self.dir_tar_out, 'data.tar')
          utils.io.dmget([path])
          with tarfile.open(path, 'r') as data_tar:
              ds = xr.open_dataset(
                  data_tar.extractfile(self.file_name[dtype_out_time])
              )
              return ds[self.name]
docs: Load data save in tarball form on the file system.