[IPython-dev] Some new cell types for describing data analyses in IPy. Notebook

Brian Granger ellisonbg at gmail.com
Tue Jul 9 21:46:02 EDT 2013

On Thu, Jul 4, 2013 at 2:50 AM, Jason Grout <jason-sage at creativetrax.com> wrote:
> On 7/4/13 2:13 AM, Matthias BUSSONNIER wrote:
>> This is one place where I sometime disagree with Brian, where I think
>> input widget for codemirror would be great. To compare with Gabriel
>> 'interactive'
>> code cell, I would be more inclined to provide the ability to bind with
>> get to Codemirror
>> like in http://livecoding.io/3419309
>> through reg-exp it bind to any variable in the codecell and pop a widget
>> to change the value.
>> you don't have to explicitly state which variable should be bound.
>> Implementation detail CM provide a method to get token at cursor, which
>> helps a lot…
>> It has also the advantage of working without changing the cell type.
> I think input widgets like the livecoding.io examples are a powerful way
> to input/change code.  In the end, you are just having the computer help
> you write code, instead of hand-typing each letter.  Rather than looking
> up a separate website that lets me pick an html color and gives me a hex
> value, then pasting that hex value into the IPython cell, the pop-up
> widget in the cell pastes or changes the hex value right there.
> For another take on input widgets, see my proof-of-concept example here:
> http://bl.ocks.org/jasongrout/5378313  It would be easy to imagine a
> slider widget replacing a number, like:
> n = <slider>
> and a quick key to toggle between the slider and the number inside the
> codemirror widget.
> FYI, we've had a short discussion on widgets already [1]

Yes, and this variation of widgets will definitely come up in our
development sprint in two weeks.



> Thanks,
> Jason
> [1]
> https://github.com/ipython/ipython/issues/2802#issuecomment-16711626,
> and ensuing comments
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Brian E. Granger
Cal Poly State University, San Luis Obispo
bgranger at calpoly.edu and ellisonbg at gmail.com

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