Function that knows the names of its actual parameters

[Aahz Maruch]

In article <394a6395.7217524 at news.btx.dtag.de>,
Stefan Franke <spamfranke at bigfoot.de> wrote:
>
>I found myself in need for the following functionality a couple of times:
>
>>>> a=1
>>>> b="foo"
>>>> c=b
>>>> magic(c, b, a)
>{'a': 1, 'b': 'foo', 'c': 'foo'}
>
>that is, a function that goes one step further than **dict arguments
>and returns a dictionary with names and values of its actual
>parameters.  It's useful every time one tries to write generators for
>Python or other code (right now I'm writing some SQL code emitting
>functions).

Why not simply write a function that takes a dict as its parameter?
Maybe if you gave a better description of an occasion you think you need
this feature we could give you a better answer.
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