[IPython-dev] easiest way to insert a literal tab character in a code cell?

[Aaron Meurer]

Since you asked for the easiest way, I should point out that you can just
paste a tab into a code cell. If you need one to paste, just type
print('\t') and copy the whitespace below the cell.

Aaron Meurer


On Thu, Apr 3, 2014 at 9:46 PM, Paul Ivanov <pi at berkeley.edu> wrote:

> Greg Wilson, on 2014-04-03 18:37,  wrote:
> > Hi,
> > I'd like to put literal tab characters in cells, but of course tab means
> > "indent" to the editor.  What's the easiest way to do this?
> > Thanks,
> > Greg
> > p.s. because I'm going to write Makefiles in the notebook...
>
> Here you go, Greg:
>
>
> http://nbviewer.ipython.org/url/pirsquared.org/blog/notebooks/indenting-tabs.ipynb
>
> The TL;DR version is - you can toggle tab-literal insertion via:
>
>     %%javascript
>
>     IPython.tab_as_tab_everywhere = function(use_tabs) {
>         if (use_tabs === undefined) {
>             use_tabs = true;
>         }
>
>         // apply setting to all current CodeMirror instances
>         IPython.notebook.get_cells().map(
>             function(c) {  return
> c.code_mirror.options.indentWithTabs=use_tabs;  }
>         );
>         // make sure new CodeMirror instances created in the future also
> use this setting
>         CodeMirror.defaults.indentWithTabs=use_tabs;
>
>     };
>
> And then just call
>
>     %%javascript
>
>     IPython.tab_as_tab_everywhere();
>
> I believe you already have code to add buttons to the toolbar
> that Matthias and Min supplied in the past, so hooking those
> things up would be a breeze.
>
> best,
> --
>                    _
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> --(_)/-(_)----.../ | \
> --------------.......J
> Paul Ivanov
> http://pirsquared.org
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