[Numpy-discussion] Catching out-of-memory error before it happens

Daπid davidmenhur at gmail.com
Sat Jan 25 10:48:05 EST 2014

On 24 January 2014 23:09, Dinesh Vadhia <dineshbvadhia at hotmail.com> wrote:

>  Francesc: Thanks. I looked at numexpr a few years back but it didn't
> support array slicing/indexing.  Has that changed?

No, but you can do it yourself.

big_array = np.empty(20000)
piece = big_array[30:-50]

Here, creating "piece" does not increase memory use, as slicing shares the
original data (well, actually, it adds a mere 80 bytes, the overhead of an
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