def log(self, message, *args):
    if HardenedModulesHook.ENABLE_LOGGING:
      indent = self._indent_level * '  '
      print >>sys.__stderr__, indent + (message % args)
List all data units of Pilot Data
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/tools/dev_appserver_import_hook.py/HardenedModulesHook.log--crossover with--dataset/ETHPy150Open saga-project/BigJob/pilot/impl/pilotdata_manager.py/PilotData.list_data_units