def delete_stalled_files(self, older_than):
        for path in self.get_cache_files(self.incomplete_dir):
            os.unlink(path)
            logger.info("Removed stalled cache file %s", path)
Calculate elevation extremes of track
dataset/ETHPy150Open rcbops/glance-buildpackage/glance/image_cache/drivers/sqlite.py/Driver.delete_stalled_files--crossover with--dataset/ETHPy150Open tkrajina/gpxpy/gpxpy/gpx.py/GPXTrack.get_elevation_extremes