[Numpy-discussion] array comprehension

[Francesc Alted]

2016-11-04 13:06 GMT+01:00 Neal Becker <ndbecker2 at gmail.com>:

> I find I often write:
> np.array ([some list comprehension])
>
> mainly because list comprehensions are just so sweet.
>
> But I imagine this isn't particularly efficient.
>

Right.  Using a generator and np.fromiter() will avoid the creation of the
intermediate list.  Something like:

np.fromiter((i for i in range(x)))  # use xrange for Python 2


>
> I wonder if numpy has a "better" way, and if not, maybe it would be a nice
> addition?
>
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-- 
Francesc Alted
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