[Python-ideas] slice[] to get more complex slices

[Stephan Hoyer]

On Mon, Jul 23, 2018 at 4:19 PM Stefan Behnel <stefan_ml at behnel.de> wrote:

> Stephan Hoyer schrieb am 23.07.2018 um 18:01:
> > I think a SliceHelper class like this is a reasonable solution, but there
> > would be a lot of value having it a standard place somewhere in the
> > standard library (e.g., operator.subscript).
> >
> > Both pandas and NumPy include this helper object under different names
> > (pandas.IndexSlice and numpy.index_exp / numpy.s_), but it would be
> > surprising/unexpected for pandas/numpy specific helpers to show up when
> not
> > using one of those libraries. I do the exact same sorts of indexing
> > manipulations with xarray, dask and TensorFlow.
> >
> > Given that this is basically a simple feature to make it easier to work
> > with Python syntax (so there's no danger it will change in the future), I
> > think there is a lot to be said for putting it in the standard library in
> > one place so it's obvious what to use and users don't have to relearn
> that
> > name for this object and/or reimplement it.
>
> Please copy that comment into the ticket and ask for it to be reopened.
>
> https://bugs.python.org/issue24379
>
> Stefan
>

I basically did exactly that last week! See
https://bugs.python.org/issue24379#msg321966

I was told, "You may get more traction on python-ideas" :)

Cheers,
Stephan
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