def listdir(self, d):
    return self.listdir_with_changed_status(d)[0]
For debugging show the data structure.
dataset/ETHPy150Open natduca/quickopen/src/dir_cache.py/DirCache.listdir--crossover with--dataset/ETHPy150Open google/gfw-toolkit/toolkit/utils/report_utils.py/Counter.DebugPrint