[IPython-dev] rant: "%matplotlib inline"

[Matthias Bussonnier]

> On Jul 6, 2015, at 10:28, Shead, Timothy <tshead at sandia.gov> wrote:
> 
> At the risk of being self-serving, Toyplot (http://toyplot.readthedocs.org) is a plotting library for Python that Just Works when imported into a notebook.  The code to detect the notebook environment was trivial to write, and could easily be adapted to (ahem) legacy libraries.

I’m curious to know how you detect you are in a notebook in a reliable manner. 
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M