[CMake] FindPythonLibs on macOS

[Jonas Devlieghere]

Hi Marc,

> On Jun 22, 2018, at 10:32 AM, Marc CHEVRIER <marc.chevrier at gmail.com> wrote:
> 
> There is no specific reason.
> But, starting with CMake 3.12, a new approach to manage python is available (modules FindPython2, FindPython3 and FindPython) which take care of consistency between interpreter and libraries and rely, when possible, on python-config tool.

Great, that sounds very much like the thing I'm looking for. Thanks!

> 
> Le ven. 22 juin 2018 à 11:04, Jonas Devlieghere <jdevlieghere at apple.com <mailto:jdevlieghere at apple.com>> a écrit :
> Hi everyone,
> 
> I'm having trouble with FindPythonLibs on macOS when having a version of Python installed from either via python.org <http://python.org/> or Homebrew (in addition to the system one). 
> 
> The issue is that I end up with an inconsistency between the library and the interpreter, which causes issues at runtime. 
> 
> -- Found PythonLibs: /usr/lib/libpython2.7.dylib (found version "2.7.10")		<- System Python
> -- Found PythonInterp: /usr/local/bin/python2.7 (found version "2.7.15")        <- Homebrew Python 
> 
> I was wondering if there's a particular reason that FindPythonLibs doesn't use the python-config binary to find both the python libraries and interpreter. 
> 
> Cheers,
> Jonas
> -- 
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Jonas
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