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

Gelin Yan dynamicgl@gmail....
Wed Mar 6 10:44:32 CST 2013


On Mon, Feb 25, 2013 at 4:09 PM, Bradley M. Froehle
<brad.froehle@gmail.com>wrote:

> I submitted a bug report (and patch) to cx_freeze.  You can follow up with
> them at http://sourceforge.net/p/cx-freeze/bugs/36/.
>
> -Brad
>
>
> On Mon, Feb 25, 2013 at 12:06 AM, Gelin Yan <dynamicgl@gmail.com> wrote:
>
>>
>>
>> On Mon, Feb 25, 2013 at 3:53 PM, Bradley M. Froehle <
>> brad.froehle@gmail.com> wrote:
>>
>>> I can reproduce with NumPy 1.7.0, but I'm not convinced the bug lies
>>> within NumPy.
>>>
>>> The exception is not being raised on the `del sys` line.  Rather it is
>>> being raised in numpy.__init__:
>>>
>>>   File
>>> "/home/bfroehle/.local/lib/python2.7/site-packages/cx_Freeze/initscripts/Console.py",
>>> line 27, in <module>
>>>     exec code in m.__dict__
>>>   File "numpytest.py", line 1, in <module>
>>>     import numpy
>>>   File
>>> "/home/bfroehle/.local/lib/python2.7/site-packages/numpy/__init__.py", line
>>> 147, in <module>
>>>     from core import *
>>> AttributeError: 'module' object has no attribute 'sys'
>>>
>>> This is because, somehow, `'sys' in numpy.core.__all__` returns True in
>>> the cx_Freeze context but False in the regular Python context.
>>>
>>> -Brad
>>>
>>>
>>> On Sun, Feb 24, 2013 at 10:49 PM, Gelin Yan <dynamicgl@gmail.com> wrote:
>>>
>>>>
>>>>
>>>> On Mon, Feb 25, 2013 at 9:16 AM, Ondřej Čertík <ondrej.certik@gmail.com
>>>> > wrote:
>>>>
>>>>> 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:
>>>>>
>>>>>
>>>>> https://github.com/numpy/numpy/commit/4c0576fe9947ef2af8351405e0990cebd83ccbb6
>>>>>
>>>>> 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
>>>>> instructions
>>>>> how to reproduce the problem)? It should become clear where the
>>>>> problem is.
>>>>>
>>>>> Thanks,
>>>>> Ondrej
>>>>> _______________________________________________
>>>>> NumPy-Discussion mailing list
>>>>> NumPy-Discussion@scipy.org
>>>>> http://mail.scipy.org/mailman/listinfo/numpy-discussion
>>>>>
>>>>
>>>> Hi Ondrej
>>>>
>>>>     I attached two files here for demonstration. you need cx_freeze to
>>>> build a standalone executable file. simply running python setup.py build
>>>> and try to run the executable file you may see this exception. This
>>>> example works with numpy 1.6.2. Thanks.
>>>>
>>>> Regards
>>>>
>>>> gelin yan
>>>>
>>>>
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>>>>
>>>
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>>>
>> Hi Bradley
>>
>>     So is it supposed to be a bug of cx_freeze? Any work around for that
>> except omit 'del sys'? If the answer is no, I may consider submit a ticket
>> on cx_freeze site. Thanks
>>
>> Regards
>>
>> gelin yan
>>
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>>
>
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>
Hi Brad

   please feel free to check it http://sourceforge.net/p/cx-freeze/bugs/36/

someone from cx_freeze has replied it. Thanks again

Regards

gelin yan
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