Thomas Wouters thomas at xs4all.net
Thu Feb 16 22:21:33 CET 2006

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On Thu, Feb 16, 2006 at 01:11:49PM -0800, Guido van Rossum wrote:

> Over lunch with Alex Martelli, he proposed that a subclass of dict
> with this behavior (but implemented in C) would be a good addition to
> the language. It looks like it wouldn't be hard to implement. It could
> be a builtin named defaultdict. The first, required, argument to the
> constructor should be the default value. Remaining arguments (even
> keyword args) are passed unchanged to the dict constructor.

Should a dict subclass really change the constructor/initializer signature
in an incompatible way?

-- 
Thomas Wouters <thomas at xs4all.net>

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