list to tuple and vice versa

StarWing weasley_wx at sina.com
Sun Oct 18 01:52:37 EDT 2009


On 10月18日, 下午1时32分, Ben Finney <ben+pyt... at benfinney.id.au> wrote:
> StarWing <weasley... at sina.com> writes:
> > On 10月18日, 下午12时19分, Ben Finney <ben+pyt... at benfinney.id.au> wrote:
> > > Jabba Laci <jabba.l... at gmail.com> writes:
> > > > Right, it was my bad. After removal the tuple() function works
> > > > perfectly.
>
> > > Note that, though it is callable, ‘tuple’ is not a function but a
> > > type:
>
> > A type is always callable.
>
> Yes (modulo perversions like explicitly making a non-callable type).
> This matches what I said above.
>
> > call a type will call its __init__ special method (or and __new__
> > special method together).
>
> No <URL:http://docs.python.org/reference/datamodel.html#object.__new__>
> <URL:http://docs.python.org/reference/datamodel.html#object.__init__>.
>
> --
>  \      “Anyone who believes exponential growth can go on forever in a |
>   `\        finite world is either a madman or an economist.” —Kenneth |
> _o__)                                                         Boulding |
> Ben Finney

Sorry for my ambiguity. I exactly mean that, but thanks for the
docs :-)



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