How to copy class objects?
matthias.oberlaender at daimlerchrysler.com
matthias.oberlaender at daimlerchrysler.com
Mon Feb 12 07:16:59 EST 2001
Folks, I don't want to be unfriendly. So, thanks for picking up my post and
the numerous replies.
But, ...
the subject line reads "How to copy class objects?"
About 90 % of the replies don't even refer to that question.
Once again: I just invented examples so we can talk about something concrete.
Perhaps class copying is not the best thing to do in thoses cases. But that
is just _another_ question question.
Ok, yes, I agree that in over 90 percent a feature someone demands does not
match his real intent. But not in my case. Please, believe it.
Well.,somebody hinted me towards the 'new' module. Thanks a lot. After a
litle trying by myself it seems that the following code would answer my
question:
# make a clone of class X, with name XClone, and bind it to name Xclone.
Xclone = new.classobj('Xclone', X.__bases__, X.__dict__.copy())
I suspect that Xclone is indeed a perfect clone of X. But changes to
Xclone's attributes would not affect X (ensured by copying X.__dict__). So I
can even kick out a method! Right?
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