[gecode-users] [ANN] gecode/python v0.22

[Vivian De Smedt]

Denys,

When I try to build the 0.22 version I have a problem with 
gecode-common.icc at line 422 with the flush function that doesn't seems 
to be recognized.
If I comment the line the code compile fine.

Vivian.

On 22/10/2011 16:03, Denys Duchier wrote:
> I am pleased to announce release 0.22 of gecode-python, the simplified
> gecode bindings for python.  This release brings a number of goodies!
>
> WHAT'S NEW:
>
> - support for "restart" search engine:
>    s.search(restart=True)
>
> - support for search options:
>    s.search(threads=N1, c_d=N2, a_d=N3)
>
> - support for keeping only some of the variables:
>    s.keep(V)
>    if some variables are thus marked as "kept", then only these variables
>    will be explicitly copied during search.  This could bring substantial
>    benefits in memory usage.  Of course, in a solution, you can then only
>    look at variables that have been "kept".  If no variable is marked as
>    "kept", then they are all kept.  Thus marking variables as "kept" is
>    purely an optimization.
>
> - support for Gist:
>    s.gist(onclick=None, threads=None, c_d=None, a_d=None)
>    if your installation of Gecode has Gist support, then this will invoke it.
>    onclick is an inspector or an iterable of inspectors.  An inspector is
>    a callable, or a class whose instances are callables, that has/have been
>    specially annoted by a decorator:
>
>    @inspector("My Inspector 1")
>    def show1(s2):
>        print s2.values([X1,X2])
>
>    Note that s2 is not necessarily a solution!  You may also define a
>    textinspector to show textual output in a graphical window:
>
>    @textinspector("My Inspector 2")
>    def show2(s2):
>        return "X1=%s X2=%s" % s2.values([X1,X2])
>
>    A textinspector must return a string.
>
> INSTALL:
>
> - from pypi using easy_install (provided by setuptools):
>
>          sudo -E easy_install gecode-python
>    or    easy_install gecode-python --prefix ~
>
>    if you are upgrading a previous install:
>
>          sudo -E easy_install -U gecode-python
>    or    easy_install -U gecode-python --prefix ~
>
> - from pypi using the tarball:
>
>          tar zxf gecode-python-0.17.tar.gz
>          cd gecode-python-0.17
>          sudo -E python setup.py install
>    or    python setup.py install --prefix ~
>
> - using the launchpad branch:
>
>          bzr branch lp:gecode-python
>          cd gecode-python
>          sudo -E python setup.py install
>    or    python setup.py install --prefix ~
>
> if you are installing using "--prefix ~" I recommend that:
> 1. you create directory ~/.local if it does not already exist
> 2. you create a symbolic link:
>          ~/.local/lib   ->  ~/lib
>     or   ~/.local/lib64 ->  ~/lib64
>     depending on whether you have a ~/lib or a ~/lib64 directory in your
>     home after install.
> this will allow python to find your locally installed packages without
> requiring you to fiddle with environment variable PYTHONPATH.
>
> Cheers,
>
> --Denys
>
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