Chris Angelico writes:

 > So the only way around it would be to make the defer keyword somehow
 > magical when used in a function signature, which kinda defeats the
 > whole point about being able to reuse another mechanic to achieve
 > this.

The defer keyword is already magical.  Overloading it with more magic
doesn't bother me.  The question of internal consistency of the
various magics does bother me.

 > Also, it would create some other oddity, depending on which way
 > this is handled:
 > 
 > _default = defer []
 > def foo(cookiejar=_default):
 > 
 > Does this also get the magic, or doesn't it? Either way, there'd be a
 > really weird inconsistency here.

Don't know, need to think about the definition and implementation of
the magic first.



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