Save/Store whole class (or another object) in a file

[Michele Simionato]

alexLIGO at googlemail.com wrote:
> Hi,
>
> thanks for the reply,but unfortunately this does not work with the type
> of classes I am dealing with. When trying to pickle the class I get the
> following error:
>
>  File "/usr/lib/python2.4/copy_reg.py", line 76, in _reduce_ex
>     raise TypeError("a class that defines __slots__ without "
> TypeError: a class that defines __slots__ without defining __getstate__
> cannot be pickled
>
> So there is something missing in this class? Or any other idea how to
> do this?
>
> Alex

yes, read the documentation:
http://docs.python.org/dev/lib/pickle-inst.html

 Michele Simionato