[Numpy-discussion] Which dtype are supported by numexpr ?

David M. Cooke cookedm@physics.mcmaster...
Wed Mar 14 15:10:09 CDT 2007


On Wed, 14 Mar 2007 13:02:10 +0100
Francesc Altet <faltet@carabos.com> wrote:

> The info above is somewhat inexact. I was talking about the enhanced
> numexpr version included in PyTables 2.0 (see [1]). The original version of
> numexpr (see [2]) doesn't have support for int64 on 32-bit platforms and
> also neither does for strings. Sorry for the confusion.

What are you doing with strings in numexpr? Ivan Vilata i Balaguer submitted
a patch to add them, but I rejected it as I didn't have any use-cases for
strings that needed the speed of numexpr, and were worth adding the
complexity.

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|David M. Cooke                      http://arbutus.physics.mcmaster.ca/dmc/
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