"RuntimeError: dictionary changed size during iteration" ; Good atomic copy operations?

[EleSSaR^]

robert si è profuso/a a scrivere su comp.lang.python tutte queste
elucubrazioni: 

[cut]

I don't know what's your code like, but a similar error occurred in some of
my software and it was my fault indeed. I think you should either use a
lock, or implement a deepcopy method of your own.

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