Python Class Library for Numbers package.

[David Nicholls]

Ryan Schmidt wrote:
> On Apr 26, 2010, at 21:40, David Nicholls wrote:
> 
>> OK, let's take a step backward.  The CLN Macports package.  My
>> first step was the usual 'sudo port install cln'
>> 
>> I tried to install the universal variant but it failed.
> 
> Agreed; I filed a ticket for that:
> 
> http://trac.macports.org/ticket/24674
> 
> 
>> The default was the test variant and that appeared to work.
> 
> FYI, the +test variant is pointless in this port and should be
> deleted; I filed a ticket for that:
> 
> http://trac.macports.org/ticket/24678
> 
> 
>> When I type 'port installed cln' I see:
>> 
>> The following ports are currently installed: cln @1.2.2_0+test
>> (active)
>> 
>> But in Python (the Macports version 2.6.5) when I try "from cln
>> import *" I get 'no module named cln'
>> 
> 
>> I presume this just means that I can't call it that way, and that
>> the files it installs are what's important for other Python package
>> installers to find.
> 
> I'm not familiar with python in general, but from "port deps cln" you
> can see the cln port doesn't depend on a python port, and using "port
> contents cln" you can see it doesn't install any python modules, so
> it doesn't surprise me that you can't simply "import" it into python.
> 
> 
> 
>> My next step was to install the rpncalc python package from
>> http://calcrpnpy.sourceforge.net/#Installation, using:  'python
>> setup.py install --prefix=/opt/local'
>> 
>> That appeared to work, but when importing rpncalc into Python, it
>> said it needed clnum.
> 
> So we should make ports for rpncalc and clnum; I filed tickets for
> this:
> 
> http://trac.macports.org/ticket/24676
> 
> http://trac.macports.org/ticket/24677
> 
> 
>> So the next step I took was to attempt to install clnum, as per
>> http://calcrpnpy.sourceforge.net/clnumManual.html, using: 'python
>> clnum_setup.py install --prefix=/opt/local'
>> 
>> This is where the problems happen.  I get numerous error messages
>> of the type: 'clnum/src/clnum.cpp:30:17: error: cln.h: No such file
>> or directory'
>> 
>> The file cln.h and all the other 'missing' .h files were indeed
>> installed using the MacPorts cln package, but they are not being
>> found by the python setup process.
> 
> It's probably easier to try to make the ports than to sort out how to
> build it by hand.
> 
> To build it by hand, you probably need to set a bunch of environment
> variables, such as the ones MacPorts sets automatically every time it
> installs a port; these are shown in the debug output in the configure
> phase if you're interested.
> 

Thanks for that.  Looks like I may have to wait until things are fixed.

DN

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