[zeromq-dev] zproto python support?

[Michel Pelletier]

Awesome Joe I did not know that, thanks!

On Thu, Apr 23, 2015 at 7:34 PM, Joe McIlvain <joe.eli.mac at gmail.com> wrote:

> Michel,
>
> Much of the work for what you're talking about is already done by others
> in zproject (see
> https://github.com/zeromq/zproject/blob/master/zproject_bindings_python.gsl).
> The zproject code generators do two major things:
>
> 1) generate the build systems and project skeleton for a C library.
> 2) generate bindings for those C libraries in multiple languages,
> including ruby and python.
>
> I did much of the ruby work for this system, and don't know much about how
> the python bindings work, but I do know they use ctypes.  I also know that
> much of czmq is already modelled to be wrapped in this way.  Please take a
> look at the XML models in https://github.com/zeromq/czmq/tree/master/api
> - every model there is used to generate a corresponding binding in the
> python bindings (see
> https://github.com/zeromq/czmq/blob/master/bindings/python/czmq.py)  I
> don't see a model for zgossip, but that's only because no one has needed it
> yet - it could be easily added as the models are quick to write once you
> understand the key terms to use.  Give it a try and if you need help, ask
> us for help.
>
> Arnaud,
>
> This answer is probably not helpful for you if you are actually trying to
> port to pure python, but you might take a look at what I linked to anyway
> to get some examples of GSL generating python code and combine that
> understanding with what you can learn from the other language ports of
> zproto.
>
> Good luck on a python port of zproto - I think it would be great to bring
> the vibrant python zmq community in on the zproto fun. :)
>
> On Thu, Apr 23, 2015 at 9:14 AM, Michel Pelletier <
> pelletier.michel at gmail.com> wrote:
>
>> Generating pyzmq is one approach, another to consider is generating a
>> python C wrapper around the zproto C generation with ctypes or cffi.  That
>> way it just becomes a thin layer on top of an already proven one.  I've
>> briefly looked at the latter but haven't had time to spike the idea out any
>> further.
>>
>> -Michel
>>
>> On Thu, Apr 23, 2015 at 4:52 AM, Pieter Hintjens <ph at imatix.com> wrote:
>>
>>> Start with the zproto_codec layer, take any of the existing
>>> generators, and copy/rename with a _py in the filename. Build/install
>>> imatix/gsl. Take zproto_example.xml and generate using:
>>>
>>>     gsl -script:zproto_codec_py zproto_example
>>>
>>> On Thu, Apr 23, 2015 at 1:08 PM, Arnaud Loonstra <arnaud at sphaero.org>
>>> wrote:
>>> > Hi all,
>>> >
>>> > I'm currently working on porting zgossip to Python but running into
>>> > wrapping my head around zproto which is used to generate the code. Has
>>> > there been any attempt for generating python code using zproto? I see
>>> > there's go, php and csharp support? Any pointers to what it would mean
>>> > to add Python support?
>>> >
>>> > Rg,
>>> >
>>> > Arnaud
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