docs: def _use_methods(cls):
          """
          Add use_* methods for calculations.
          
          Code below enables the usage
          my_calculation.use_parameters(my_parameters)
          """
          use_dict = JobCalculation._use_methods
          use_dict.update({
              "surface_sample": {
                  'valid_types': SinglefileData,
                  'additional_parameter': None,
                  'linkname': 'surface_sample',
                  'docstring': "surface sample generated by zeo++",
              },
              "cell": {
                  'valid_types': SinglefileData,
                  'additional_parameter': None,
                  'linkname': 'cell',
                  'docstring': "cell file containing cell vectors",
              },
          })
          return use_dict