fields.py 文件源码

def get_final_value(self, value, as_json=False):
        json_value = format_geojson(mapping(value))
        rounded_value = shape(json_value)

        shapely_logger.setLevel('ERROR')
        if rounded_value.is_valid:
            return json_value if as_json else rounded_value
        shapely_logger.setLevel('INFO')

        rounded_value = rounded_value.buffer(0)
        if not rounded_value.is_empty:
            value = rounded_value
        else:
            logging.debug('Fixing rounded geometry failed, saving it to the database without rounding.')

        return format_geojson(mapping(value), round=False) if as_json else value