[Numpy-discussion] what would you expect A[none] to do?
sebastian at sipsolutions.net
Thu Dec 31 11:56:04 EST 2015
On Do, 2015-12-31 at 11:36 -0500, Neal Becker wrote:
> Neal Becker wrote:
> > In my case, what it does is:
> > A.shape = (5760,)
> > A[none] -> (1, 5760)
> > In my case, use of none here is just a mistake. But why would you
> > want
> > this to be accepted at all, and how should it be interpreted?
> Actually, in my particular case, if it just acted as a noop,
> returning the
> original array, that would have been perfect. No idea if that's a
> result in general.
We have `np.newaxis` with `np.newaxis is None` for the same thing.
`None` inserts a new axes, it is documented to do so in the indexing
documentation, so I will ask you to check it if you have more
If you want a noop, you should probably use `...` or `Ellipsis`.
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