[IPython-dev] New Feature, feedback requested, IPython Jedi Completions

Brian Granger ellisonbg at gmail.com
Thu May 5 12:39:33 EDT 2016


On Thu, May 5, 2016 at 9:34 AM, Matthias Bussonnier
<bussonniermatthias at gmail.com> wrote:
> Hello List,
> A few minutes ago we merged a PR[1] adding jedi[2] integration to IPython,
> this make the IPython completer a bit smarter,
> as it now knows about situation like:
> In[1]: ('je'+'di').upper().<tab>
> Where it will infer that you are actually calling a method on a string,
> which before was requiring setting `IPCompleter.greedy` to `true`
> which has the drawback of evaluating your code with its side effects.
> Though, the API Jedi provide and API IPython expect are slightly different,
> we did our best to adapt the two, still I would expect
> a few edge cases to appear where the result of the completion might be
> wrong.
> We would appreciate if you could look out for these cases, and report any
> completion that misbehave.
> This will likely affect both IPython when using the notebook, and the plain
> IPython terminal.
> Enjoy pressing the "weaponized" tab key even more, and kudos to @liukelly
> [3] for her work
> Thanks,
> --
> Matthias
> Extra notes: Jedi appears as a mandatory dependency, but IPython should
> still work if Jedi is not importable.
> IPCompleter.use_jedi_completions=<Bool> config parameter can be use to
> deactivate jedi completions if they are by any chance annoying.
> [1] https://github.com/ipython/ipython/pull/9375
> [2] http://jedi.jedidjah.ch/en/latest/
> [3] https://github.com/liukelly
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Brian E. Granger
Associate Professor of Physics and Data Science
Cal Poly State University, San Luis Obispo
@ellisonbg on Twitter and GitHub
bgranger at calpoly.edu and ellisonbg at gmail.com

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