[Numpy-discussion] a question about freeze on numpy 1.7.0

Ondřej Čertík ondrej.certik@gmail....
Sun Feb 24 19:16:47 CST 2013

Hi Gelin,

On Sun, Feb 24, 2013 at 12:08 AM, Gelin Yan <dynamicgl@gmail.com> wrote:
> Hi All
>      When I used numpy 1.7.0 with cx_freeze 4.3.1 on windows, I quickly
> found out even a simple "import numpy" may lead to program failed with
> following exception:
> "AttributeError: 'module' object has no attribute 'sys'
> After a poking around some codes I noticed /numpy/core/__init__.py has a
> line 'del sys' at the bottom. After I commented this line, and repacked the
> whole program, It ran fine.
> I also noticed this 'del sys' didn't exist on numpy 1.6.2
> I am curious why this 'del sys' should be here and whether it is safe to
> omit it. Thanks.

The "del sys" line was introduced in the commit:


and it seems to me that it is needed so that the numpy.core namespace is not
cluttered by it.

Can you post the full stacktrace of your program (and preferably some
how to reproduce the problem)? It should become clear where the problem is.


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