def write_file(self):
        pass
Check total stats are correct when modifying child prefixes in pool
dataset/ETHPy150Open modflowpy/flopy/flopy/modflow/mfpval.py/ModflowPval.write_file--crossover with--dataset/ETHPy150Open SpriteLink/NIPAP/tests/nipaptest.py/TestPoolStatistics.test_stats4