code: def prepare_static_data(self, data):
          
          d = data.copy()
          for f in self.get_fields():
              if f['static'] and f['name'] in d:
                  d[f['name']] = make_view_field(f, None, self.types_convert_map, self.fields_convert_map, d[f['name']])['display']
          return d
docs: If user defined static fields, then process them with visiable value