[IPython-dev] Efficient way to render Javascripts

Brian Granger ellisonbg@gmail....
Sat Jun 15 11:02:30 CDT 2013


Right now it does not have any easy way of doing that.  For now you
will have to encode your data into the call to kernel.execute, which
is a completely pain. That is exactly what we will be tackling later
in the summer...

Cheers,

Brian

On Sat, Jun 15, 2013 at 8:54 AM, Jason Moore <moorepants@gmail.com> wrote:
> Brian,
>
> In IPython, is there a standard mechanism to pass data from the client to
> the server? We'd like to make some python calls that generate a data
> stucture, jsonify it and then make it available to the javascript that is
> running in a cell via a GET request. I assume the kernel architecture has
> this in place?
>
>
> Jason
> moorepants.info
> +01 530-601-9791
>
>
> On Sat, Jun 15, 2013 at 8:14 AM, Brian Granger <ellisonbg@gmail.com> wrote:
>>
>> Right now (today) the best way is to use the Javascript object along
>> with the display function.  However, starting in late summer we will
>> be improving this API so it may change some, but all for the better...
>>
>> Cheers,
>>
>> Brian
>>
>> On Fri, Jun 14, 2013 at 11:33 PM, TARUN GABA <tarun.gaba7@gmail.com>
>> wrote:
>> > Hi,
>> >
>> > I am wondering on what method would be more efficient to serve
>> > Javascripts on IPython notebooks
>> >
>> > I need to visualize/simulate multibody dynamics, and there are two
>> > methods which are in my mind.
>> > The rough API of the project is being formed at ..
>> >
>> > http://pydy.org/visualization
>> >
>> > the two methods are:
>> > 1) Via http requests:
>> >
>> >   on calling something like ..
>> >
>> > myobject.visualize(numerical_data)
>> >
>> > The browser sends a POST request to the kernel, and python methods
>> > send a POST request to the required javascripts alongwith POST
>> > parameters as the numerical data required for visualization, most
>> > likely a 4*4 transformation matrix, and shape information.
>> > the Javascripts recieves the post and then it is displayed in the
>> > IPython output cell.
>> >
>> > 2) Another method can be to make Javascript objects and save them as
>> > text in the classes,
>> > something like ..
>> >
>> > def MyClass():
>> >
>> >     def __init__(relevant,args):
>> >         self.js_data = ''' A call to the Javascript functions,
>> > alongwith arguments..
>> >                              var myobject =
>> > Shape_creating_function(%s)'''%(args)
>> >
>> > and then on calling ..
>> > MyClass.visualize()
>> >
>> > from IPython notebook, first calling all the required
>> > javascripts(files) via publish_javascript()/publish_html() display
>> > methods and then
>> >
>> > display(Javascript(MyClass.js_data))
>> >
>> > Which of these would be more feasible and efficient..
>> > _______________________________________________
>> > IPython-dev mailing list
>> > IPython-dev@scipy.org
>> > http://mail.scipy.org/mailman/listinfo/ipython-dev
>>
>>
>>
>> --
>> Brian E. Granger
>> Cal Poly State University, San Luis Obispo
>> bgranger@calpoly.edu and ellisonbg@gmail.com
>> _______________________________________________
>> IPython-dev mailing list
>> IPython-dev@scipy.org
>> http://mail.scipy.org/mailman/listinfo/ipython-dev
>
>
>
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-- 
Brian E. Granger
Cal Poly State University, San Luis Obispo
bgranger@calpoly.edu and ellisonbg@gmail.com


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