Mixing R and Python in the same Jupyter Notebook and finding Python code within an RMarkdown document

[Thomas Jollans]

On 03/11/2018 00:17, Spencer Graves wrote:
> Hello, All:
> 
> 
>       Two questions:
> 
> 
>             1.  Is it feasible to mix R and Python code in the same
> Jupyter notebook?  If yes, can you please point me to an example?

While Jupyter are always linked to *one* specific language, rpy2's
ipython %%R magic lets you intersperse calls to R from Python notebooks
(much like the %%cython magic)

https://rpy2.bitbucket.io/
example: http://lgautier.github.io/jpd-pdapr-slides/notebooks/potholes.html

> 
> 
>             2.  How can one find Python code from within and R Markdown
> document?
> 
> 
>                   ** "https://github.com/sbgraves237/radioMonitor"
> includes "radioMonitor-init2018-10-11.Rmd" that shows it's possible to
> mix R and Python snippets in the same R Markdown (*.Rmd) document. 
> However, "radioMonitor0_1.Rmd" calls 'system("py idle0_1.py")' in an R
> snippet, which does what I want (namely recording 5 seconds of whatever
> is connected to "audio in" or something similar on your computer and
> writing it to "KKFI2018-10-12t13_16-5sec.wav".
> 
> 
>       Thanks,
>       Spencer Graves
>