python development environment on a mac

[macports at parvis.nl]

> On 15 Mar 2017, at 18:48, Mojca Miklavec <mojca.miklavec.lists at gmail.com> wrote:
> 
> On 15 March 2017 at 18:03,  <macports at parvis.nl> wrote:
>> 
>> OK. next problem.
>> 
>> he has an older imac and a newer macbook pro (soon), with different versions of osx/macos, so the python system environment will be different.
> 
> No. If you install python27 and python36 with MacPorts, he'll have
> exactly the same version(s) of Python available.
> 
> The only important thing is to call the right python when executing
> the script. If you do "port select" for "python2" and "python3", just
> call "python2 your-python-script.py" and/or "python3
> your-python-script.py" and the result should be the same on any
> machine (unless that version of python would not compile on that
> particular OS, but I don't think this is an issue unless you are on
> 10.4).
> 
>> to be able to work on both macs i think virtualenv may be right way to go.
>> 
>> do you agree or not?
> 
> No. Virtualenv is when you require very specific versions of
> dependencies that MacPorts cannot fulfill.
> 
> Mojca

OK. i'll try to behave ;-)