[C++-sig] Re: Pickling object from nested class
by David Abrahams other posts by this author
Oct 21 2003 10:50AM messages near this date
[C++-sig] The "return always existing pointer throws dangling error" problem
|
[C++-sig] Pickling object from nested class
Nikolay Mladenov <nickm@[...].com> writes:
> Hi,
>
> I have class View with nested class Data exported with BPL in module
> objects.
> When I try to pickle object of the nested class I get the following
> PicklingError:
>
> >>> dump(d,out)
> Traceback (most recent call last):
> File "<console>", line 1, in ?
> File "D:\Python22\Lib\pickle.py", line 973, in dump
> Pickler(file, bin).dump(object)
> File "D:\Python22\Lib\pickle.py", line 115, in dump
> self.save(object)
> File "D:\Python22\Lib\pickle.py", line 219, in save
> self.save_reduce(callable, arg_tup, state)
> File "D:\Python22\Lib\pickle.py", line 244, in save_reduce
> save(callable)
> File "D:\Python22\Lib\pickle.py", line 171, in save
> self.save_global(object)
> File "D:\Python22\Lib\pickle.py", line 519, in save_global
> raise PicklingError(
> PicklingError: Can't pickle <class 'objects.Data'>: it's not found as
> objects.Data
>
> This worked with native Python classes.
> How can this be made to work?
Reproducible example, please.
--
Dave Abrahams
Boost Consulting
www.boost-consulting.com
_______________________________________________
C++-sig mailing list
C++-sig@[...].org
http://mail.python.org/mailman/listinfo/c++-sig
|
