code: def hold_onto(cls, name, obj):
          
          logger.debug('Holding on {0} of type {1} with id {2}'
                       .format(name, type(obj), id(obj)))
          local_store.instance.into_hold(name, obj)
docs: Add data into the a storage area provided by the framework.
  
          Note: The data is stored with the thread local instance.
  
          :param name: name of the data to be stored
          :param obj: data to be stored
  
          For return value and errors see StackInABox.into_hold()