def METHOD_NAME(self):
    with open(os.path.join(os.getenv('XRAY_FAMILY_DIR'),
                           os.getenv('XRAY_PART'), 'part.json')) as pf:
        part_json = json.load(pf)
    for clock_region, rows in part_json['global_clock_regions'].items():
        for row, buses in rows['rows'].items():
            for bus, columns in buses['configuration_buses'].items():
                for column, frames in columns[
                        'configuration_columns'].items():
                    address = self.get_baseaddress(
                        clock_region, bus, int(row), int(column))
                    assert address not in self.tile_address_to_frames
                    self.tile_address_to_frames[address] = frames[
                        'frame_count']