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标题:[python-chinese] Wondering how slow Python is. (Signal processing)

2005年07月11日 星期一 23:08

Ze Ji zeji.king at gmail.com
Mon Jul 11 23:08:43 HKT 2005

Any one has used SciPy or Numerical Python or similar things? I am planning 
to move to Linux for my work. However, the Matlab does not support my Data 
Acquisition card. I have to use C language. Soooooo.. I am thinking of using 
Scipy instead of my Matlab in Windows. And driver can be written using C/C++ 
to interface Python. 

The biggest headache is that many people like Python only because of its 
easiness and its OO, not for its performance. 

Let me know your experience with quite mathematical program in Python 
please. 

By the way, this is my first post in the mailing list. If this is not the 
correct way to post comments, or this email goes to someone who I am not 
expecting to send to, please just ignore it and forgive me. Thank you for 
you attention. :-)
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2005年07月11日 星期一 23:59

Qiangning Hong hongqn at gmail.com
Mon Jul 11 23:59:48 HKT 2005

This is a Chinese-Language mailing list, so I assume you can read Chinese.

On 7/11/05, Ze Ji <zeji.king at gmail.com> wrote:
> Any one has used SciPy or Numerical Python or similar things? I am planning
> to move to Linux for my work. However, the Matlab does not support my Data
> Acquisition card. I have to use C language. Soooooo.. I am thinking of using
> Scipy instead of my Matlab in Windows. And driver can be written using C/C++
> to interface Python. 
>  
>  The biggest headache is that many people like Python only because of its
> easiness and its OO, not for its performance. 

scipy正是为了解决python速度慢的问题而存在。它将数学运算部分转移到C代码,从而提高运算速度。python只会影响到程序流程部分的速度。不过,who
cares? matlab自己不也是个解释性环境?

>  
>  Let me know your experience with quite mathematical program in Python
> please. 
>  
>  By the way, this is my first post in the mailing list. If this is not the
> correct way to post comments, or this email goes to someone who I am not
> expecting to send to, please just ignore it and forgive me. Thank you for
> you attention. :-)

欢迎加入发帖者行列! :)

-- 
Qiangning Hong

I'm usually annoyed by IDEs because, for instance, they don't use VIM
as an editor. Since I'm hooked to that, all IDEs I've used so far have
failed to impress me.
   -- Sybren Stuvel @ c.l.python

Get Firefox! <http://www.spreadfirefox.com/?q=affiliates&id=67907&t=1>

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2005年07月12日 星期二 01:06

Simple qsb at nlbmol.ibp.ac.cn
Tue Jul 12 01:06:33 HKT 2005

我用过scipy里的lapack库,事实证明速度是有保证的,虽然没有认真测试过
如果你要用到lapack的话,注意不要用 Numerical Python,他的lapack基于lapacklite,问题不少,当时还为此我查过一些了
在 2005年7月11日 星期一 23:59,Qiangning Hong 写道:
> This is a Chinese-Language mailing list, so I assume you can read Chinese.
>
> On 7/11/05, Ze Ji <zeji.king at gmail.com> wrote:
> > Any one has used SciPy or Numerical Python or similar things? I am
> > planning to move to Linux for my work. However, the Matlab does not
> > support my Data Acquisition card. I have to use C language. Soooooo.. I
> > am thinking of using Scipy instead of my Matlab in Windows. And driver
> > can be written using C/C++ to interface Python.
> >
> >  The biggest headache is that many people like Python only because of its
> > easiness and its OO, not for its performance.
>
> scipy正是为了解决python速度慢的问题而存在。它将数学运算部分转移到C代码,从而提高运算速度。python只会影响到程序流程部分的速度。不过,
>who cares? matlab自己不也是个解释性环境?
>
> >  Let me know your experience with quite mathematical program in Python
> > please.
> >
> >  By the way, this is my first post in the mailing list. If this is not
> > the correct way to post comments, or this email goes to someone who I am
> > not expecting to send to, please just ignore it and forgive me. Thank you
> > for you attention. :-)
>
> 欢迎加入发帖者行列! :)

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