def default_export_transform(value):


  if value is None:
    return u''
  else:
    return unicode(value)
Determine the highest N for a database directory.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/bulkload/bulkloader_config.py/default_export_transform--crossover with--dataset/ETHPy150Open ricmoo/pycoind/pycoind/blockchain/transaction.py/Database.load_n