[Numpy-discussion] Add a function to broadcast arrays to a given shape to numpy's stride_tricks?

Pierre Haessig pierre.haessig at crans.org
Mon Dec 8 02:31:48 EST 2014


Le 07/12/2014 08:10, Stephan Hoyer a écrit :
> In [5]: %timeit xray.core.utils.as_shape(x, y.shape)
> 100000 loops, best of 3: 17 µs per loop
> Would this be a welcome addition to numpy's lib.stride_tricks? If so, 
> I will put together a PR.

Instead of putting this function in stride_tricks (which is quite 
hidden), could it be added instead as a boolean flag to the existing 
`reshape` method ? Something like:

x.reshape(y.shape, broadcast=True)

What other people think ?


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