Am 2010-10-15 um 16:32 schrieb Paul McNett:
> On 10/15/10 7:16 AM, Henning Hraban Ramm wrote:
>> Since I struggled too long while trying to append items to
>> dDropdownList.Choices:
>>
>> Would you care to add a hint to the docstrings of dControlItemMixin
>> that list properties aren't usable like normal Python lists?
>
> Do you mean that you can't do:
>
> lst.Choices = ["a", "b", "c"]
> lst.Choices.append("d")
Yes, that's what I meant.
> but that you instead have to:
>
> lst = lst.Choices = ["a", "b", "c"]
> lst.Choices.append("d")
> lst.Choices = lst.Choices
I guess you meant something like?:
l = lst.Choices = ["a", "b", "c"]
l.append("d")
lst.Choices = l
At least I don't understand why you'd overwrite your list control with
the choices list etc.
> This has struck me as kind of awkward, too. I wonder if we could
> make it better all
> around by accepting any sequence type to Choices, but converting
> that sequence to a
> tuple, so that if someone tries to modify it in place, they'd get an
> exception and
> understand immediately that they have to reassign the whole sequence.
I don't see the need to make the code more complicated, if the docs
are clear.
Greetlings from Lake Constance!
Hraban
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