Message 179386 - Python tracker
Eli Bendersky wrote on Tue, Jan 08, 2013 at 15:00:42 +0000:
>
> Eli Bendersky added the comment:
>
> P = import_fresh_module('xml.etree.ElementTree', blocked=['_elementtree'])
> tb = P.TreeBuilder(element_factory=lambda a, b: [a, b])
> print(pickle.dumps(tb))
>
> Gives: _pickle.PicklingError: Can't pickle <class 'function'>: attribute lookup builtins.function failed
Is that with or without the patch?