That's because you're confusing the tcl interpreter. Try curly braces.
[python {nuke.thisNode()["size"].value()}]
-E
On Tue, Mar 8, 2011 at 2:45 PM, Michael Havart <[email protected]>wrote:
> and also, in autolabel or expressions this will not work:
>
>
> [python nuke.thisNode()["size"].getValue()]
>
>
> but this will work:
>
>
> [python nuke.thisNode().knob("size").getValue()]
>
>
>
>
>
>
> 2011/3/8 Alexander Jones <[email protected]>
>
>
>>
>> On 8 March 2011 06:19, Ben Dickson <[email protected]> wrote:
>>
>>> node['blah'].value()
>>>
>>> ..is less typing, so I use that over the functionally identical
>>> node.knob("blah").value()
>>>
>>
>> They're not identical -- ["blah"] will raise a KeyError for a missing
>> knob, whereas knob("blah") will return None. Subtle!
>>
>>
>>>
>>> I use node.knobs() occasionally to iterate over all knobs (or use
>>> node.knobs().keys() )
>>>
>>
>>> Incidentally I use [''] over [""], because the first can be typed
>>> without shift (on UK/Australian keyboards anyway) - same with ("") which
>>> can be typed with shift held. Efficiency!...
>>>
>>
>>> John RA Benson wrote:
>>> > Hey there -
>>> >
>>> > Basic question:
>>> >
>>> > just curious - if find myself flipping between using syntax like:
>>> >
>>> > node.knob('myknob').value()
>>> > vs:
>>> > node['myknob'].value()
>>> >
>>> > Is there any 'best practices' or preferred way to write that? Sort of
>>> like, do you always use '"' or "'" for quotes...
>>> >
>>> > Cheers
>>> > JRAB_______________________________________________
>>> > Nuke-python mailing list
>>> > [email protected]
>>> > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-python
>>> >
>>>
>>> --
>>> ben dickson
>>> 2D TD | [email protected]
>>> rising sun pictures | www.rsp.com.au
>>>
>>> _______________________________________________
>>> Nuke-python mailing list
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>>>
>>
>>
>>
>> --
>> Alexander Jones
>> Double Negative R&D
>> www.dneg.com
>>
>>
>> _______________________________________________
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>>
>
>
> --
> Michael Havart | DMP-ENV | MPC-London
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