[IPython-dev] Feasilibity of widgets/layout for mimicking this

[hugadams]

GREAT!  Thank you


On Wed, Aug 20, 2014 at 7:03 PM, Fernando Perez [via Python] <
ml-node+s6n5068685h97 at n6.nabble.com> wrote:

>
> On Wed, Aug 20, 2014 at 3:29 PM, Adam Hughes <[hidden email]
> <http://user/SendEmail.jtp?type=node&node=5068685&i=0>> wrote:
>
>> These widgets would need to accept input data, and return output data.
>>  For example in the example Nicholas shared, I'd like the user to be able
>> to pass in a matrix, calculate the synchronous spectra, and then use that
>> for further analysis in subsequent cells in the primary notebook.  Having
>> that as a capability would be huge for us, because we envision a mixed
>> API/GUI workflow.
>
>
> One option here would be to provide a text field for the user to name the
> variables they want returned for any given output (or you can fix those if
> you want), and then have your kernel-side code store them in the user's
> namespace directly.
>
> Here's how you can immediately write variables in ipython:
>
> In [7]: ip = get_ipython()
>
> In [8]: a = 'hello'
>
> In [9]: ip.user_ns['a']
> Out[9]: 'hello'
>
> In [10]: ip.user_ns['a'] = 100
>
> In [11]: a
> Out[11]: 100
>
>
> We can think further about whether other paradigms might be cleaner, but
> I'm not sure that making variables be the return value of the widget itself
> will work all that well. But in the meantime, and until we decide what the
> best solution is in the long term, this will already work and it uses a
> 100% stable IPython api. It may be in the end this *is* a long-term
> solution we all like, but even if not, I think it's pretty serviceable.
>
> Cheers
>
> f
>
>
> --
> Fernando Perez (@fperez_org; http://fperez.org)
> fperez.net-at-gmail: mailing lists only (I ignore this when swamped!)
> fernando.perez-at-berkeley: contact me here for any direct mail
>
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