[Numpy-discussion] Problems with installation (wrong Python version)

Shao Hong shaohong86 at gmail.com
Wed Feb 23 09:27:16 EST 2011

Hi! I think you should download the 2.7 pack (
and it might detect your python 2.7 instead.

Shao Hong

On Wed, Feb 23, 2011 at 10:22 PM, Dumka Dumka <dumka.dumka at yahoo.com> wrote:

> Dear numpy Community,
> I try to install numpy on my Windows 7. I take the code from here:
> http://sourceforge.net/projects/numpy/files/NumPy/  (I click on "Download
> numpy-1.5.1-win32-superpack-python2.6.exe (5.4 MB)").
> After I start the installation, the installer tells me: Python version 2.6
> (Found in registry). I also see the link to the "C:\Python26" directory in
> the installation window.
> However, I want to use Python2.7 (I had it on my computer together with the
> Python 2.6). So, I deleted the "C:\Python26" directory an set a new value to
> the "Path" environment variable to make a link to the newer version of the
> Python (version 2.7). I also restarted the computer.
> However, it does not help. When I try to run the numpy installer again I
> see the same: Python version 2.6 (Found in registry). I cannot understand
> where the installer find the link to the old version. If I just continue the
> installation, it fails (and it started to fail after I deleted the
> "C:\Python26" directory). So, to summarize, numpy installer "thinks" that I
> have Python 2.6 (and I don't) and then it fails because it is wrong.
> How can I force the numpy installer to use Python 2.7? Can I?
> Thank you in advance for any help,
> Dumka
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