def METHOD_NAME(self):
    super().METHOD_NAME()
    # for now just import some test data. I'd rather create fake data... next time.
    filename = getattr(self, 'filename', 'example-data-properties.xlsx')
    self.fake_mappings = copy.copy(FAKE_MAPPINGS['portfolio'])
    selfvars = self.set_up(ASSESSED_RAW)
    self.user, self.org, self.import_file, self.import_record, self.cycle = selfvars
    filepath = osp.join(osp.dirname(__file__), '..', 'data', filename)
    self.import_file.file = SimpleUploadedFile(
        name=filename,
        content=pathlib.Path(filepath).read_bytes()
    )
    self.import_file.save()
    tasks.save_raw_data(self.import_file.pk)
    Column.create_mappings(self.fake_mappings, self.org, self.user, self.import_file.id)
    tasks.map_data(self.import_file.pk)
    tasks.geocode_and_match_buildings_task(self.import_file.id)
    # import second file that is currently the same, but should be slightly different
    filename_2 = getattr(self, 'filename', 'example-data-properties-small-changes.xlsx')
    _, self.import_file_2 = self.create_import_file(self.user, self.org, self.cycle)
    filepath = osp.join(osp.dirname(__file__), '..', 'data', filename_2)
    self.import_file_2.file = SimpleUploadedFile(
        name=filename_2,
        content=pathlib.Path(filepath).read_bytes()
    )
    self.import_file_2.save()
    tasks.save_raw_data(self.import_file_2.pk)
    tasks.map_data(self.import_file_2.pk)
    tasks.geocode_and_match_buildings_task(self.import_file_2.id)