def __copy_attributes__(self, other, default=None):
        """Copies the values of all of the attributes listed in
        `self.__persistent_attributes__` to other.
        """
        [setattr(other, attr, copy.deepcopy(getattr(self, attr, default))) \
            for attr in self.__persistent_attributes__]
def __copy_attributes__ ( self , other , default = None ) : [ setattr ( other , attr , copy . deepcopy ( getattr ( self , attr , default ) ) ) for attr in self . __persistent_attributes__ ]
Copies the values of all of the attributes listed in
        `self.__persistent_attributes__` to other.