Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #71409 > unrolled thread

Re: What is the difference between 32 and 64 bit Python on Windows 7 64 bit?

Back to article view | Back to comp.lang.python

This discussion starts older than the indexed window; earlier articles aren't shown. The article labeled Started by below is the oldest one visible, not the original post.

Contents

  Re: What is the difference between 32 and 64 bit Python on Windows 7 64 bit? MRAB <python@mrabarnett.plus.com> - 2014-05-13 01:07 +0100

#71409 — Re: What is the difference between 32 and 64 bit Python on Windows 7 64 bit?

On 2014-05-13 00:41, Sturla Molden wrote:
> On 12/05/14 15:42, Sturla Molden wrote:
>
>> - A one-dimensional NumPy array with dtype np.float64 can keep 16 GB of
>> data before a 32 bit index is too small and Python starts to use long. A
>> two-dimensional NumPy array with dtype np.float64 can keep 256 GB of
>> data before a 32 bit index is too small.
>
>
> Oops, the latter should be 34359738336 GB (that is, 32767 pentabytes) :)
>
Double oops, Sturla, it's petabyte (well, pebibyte actually). :-)

[toc] | [standalone]

Back to top | Article view | comp.lang.python

csiph-web