How do I pass dict as parameterlist in Python 1.52 ?
Hans Nowak
wurmy at earthlink.net
Fri Jan 11 13:59:21 EST 2002
On 11 Jan 2002, at 10:25, Cromwell, Jeremy wrote:
> Still true in 2.2, but it's not the error you think it is.
>
> >>> def f(**kwargs):
> ... print kwargs
> ...
> >>> d = {1:2, 3:4}
> >>> f(**d)
> Traceback (most recent call last):
> File "<interactive input>", line 1, in ?
> TypeError: f() keywords must be strings
> >>> d = {"one":2, "three":4}
> >>> f(**d)
> {'one': 2, 'three': 4}
>
> Keywords come in as variable (parameter) names, so they're filtered as such.
Doh!! Yes, you're right-- the keys of the dictionary I tried to pass should of
course have been strings.
I guess today I should go work in the garden or something instead of
programming. :-/
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