def ListChildren(self, urn):
    result = self.MultiListChildren([urn])
    try:
      return result[urn]
    except KeyError:
      return []
split processing - adjust price and quantity of all pre-split transactions
dataset/ETHPy150Open google/grr/grr/lib/aff4.py/DeletionPool.ListChildren--crossover with--dataset/ETHPy150Open fxdemolisher/frano/frano/transactions/parsers.py/_apply_splits