Python 2 to 3 Conversion

[Chris Angelico]

On Tue, Feb 20, 2018 at 3:49 AM, Wildman via Python-list
<python-list at python.org> wrote:
> On Mon, 19 Feb 2018 12:32:49 +0000, Rhodri James wrote:
>
>> On 18/02/18 16:18, Wildman via Python-list wrote:
>>>> But that's only going to show one (uplink) address. If I needed to get
>>>> ALL addresses for ALL network adapters, I'd either look for a library,
>>>> and if one wasn't easily found, I'd shell out to the "ip" command and
>>>> parse its output.:)
>>>>
>>> I considered using the "ip" command but I prefer not to
>>> depend on external programs if I can get around it.  I
>>> know that might be considered silly but that's just me.
>>
>> It's not silly at all, but for Linux networking it might be the best
>> idea.  I believe in theory you are supposed to use libnl (in some
>> suitable wrapping), but my experience with that is that it is badly
>> documented and horrendously unreliable.
>
> It looks like libnl would do what I want but there is
> a problem.  When finished, my program will be released
> in the form of a Debian (*.deb) package and used by,
> for the most part, 'average' Linux users.  These are
> people that know their way around Linux but know
> nothing or very little about Python.  Installing a
> package using pip by them is pretty much out of the
> question.  The system's package manager must be able
> to handle the program's dependencies so third-party
> packages are out of the question.
>
> But thanks for the suggestion.

If you're distributing it as a .deb, you don't want to use pip to grab
additional libraries. Ideally, you'd want the library to *also* be
available through the package manager, which would mean you can simply
record it as a dependency. If it's not... it's not gonna be easy.

ChrisA