On Thu, Apr 17, 2008 at 03:40:27PM +0200, Friedrich Hagedorn wrote:
> 
> On Thu, Apr 17, 2008 at 03:28:10PM +0200, Ondrej Certik wrote:
> > 
> > On Thu, Apr 17, 2008 at 12:08 PM, Friedrich Hagedorn <[EMAIL PROTECTED]> 
> > wrote:
> > >
> > >  Hello,
> > >
> > >  is there a variable to see the revision in the installed sympy module?
> > >
> > >  May be
> > >
> > >  [~] % isympy
> > >  Python 2.5.1 console for SymPy 0.5.13-hg
>                                     ^^^^^^^^^
> This one I know. But I thought I can get a more accurate information
> of revision.
> 
> > >
> > >  These commands were executed:
> > >  >>> from __future__ import division
> > >  >>> from sympy import *
> > >  >>> x, y, z = symbols('xyz')
> > >  >>> k, m, n = symbols('kmn', integer=True)
> > >  >>> f = Function("f")
> > >
> > >  Documentation can be found at http://sympy.org/
> > >
> > >  In [1]: sympy.rev
> > >
> > >  --> cb530fab81c4
> > >
> > >  So I could see on what revision I work with sympy.
> > 
> > Right. Well, the problem is that it's difficult to embed this into the
> > sources, because once you save it to sources, you change the hash. :)
> 
> Just an idea. One could create such variale with the
> 
>   python setup.py install
>   
> process. I 
> 
>   hg pull
>   
> on my sympy-clone to look whats new and when I decide to upgrade then I
> run the setup.py. But in the meantime I do sometimes
> 
>   hg up ???
>   
> in my hg-clone. So I forget the installed revision. And when I say
> "That dont work" I want to see what revision I have installed.
> 
> But this is may be a minor problem.

This makes a lot of sense. We could get the idea how it could be done
from Mercurial itself:

http://selenic.com/repo/index.cgi/hg/file/tip/mercurial/version.py

Friedrich, are you interested in doing this?
Patches welcome!

-- 
    Всего хорошего, Кирилл.

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