[Distutils] On vendoring binaries and headers with pypi packages
njs at pobox.com
Mon May 15 17:45:58 EDT 2017
No, I'm trying to ask, like, why you want that. Presumably you have some
end goal in mind that you think this will help accomplish, and I think it
would be helpful to know what that is :-).
On May 15, 2017 2:42 PM, "Sylvain Corlay" <sylvain.corlay at gmail.com> wrote:
> Let's say that you have an anaconda installation, and you install the
> latest pyzmq from pypi instead of from the conda recipe.
> I would like the vendored libzmq to be placed under `PREFIX/bin` and the
> headers under `PREFIX/include`, just as if I had either
> - installed zmq with `cmake -D CMAKE_INSTALL_PREFIX=PREFIX` and `make
> - or installed the zeromq from the conda package.
> Similarly, for a system-wide install on linux distribution, the same would
> hold with PREFIX=/usr
> On Mon, May 15, 2017 at 9:47 PM, Nathaniel Smith <njs at pobox.com> wrote:
>> What are you trying to accomplish by putting include files into
>> On May 15, 2017 10:29 AM, "Sylvain Corlay" <sylvain.corlay at gmail.com>
>>> When distributing python packages that depend on non-python components,
>>> the typical way of doing this with general-purpose package managers (linux
>>> distributions, conda) is to place binaries, headers, configuration and
>>> other artefacts for these components in their respective natural locations
>>> under the installation prefix (e.g. PREFIX/bin/, PREFIX/include/,
>>> PREFIX/etc/, PREFIX/share/).
>>> Now, if I have a python package that depends on such a thing (e.g. pyzmq
>>> vs zmq), the pypi wheel for pyzmq will vendor a binary for libzmq as
>>> package data.
>>> For the case of the header files, there is the distutils
>>> `install_headers` directive, but the target directory is (typically) under
>>> PREFIX/include/PythonX.Y, which is probably only a good choices for headers
>>> of a C extension linked with this specific python installation.
>>> Would it make sense, when vendoring packages packages that don't depend
>>> on the python version in a wheel to use `data_files` instead, and target
>>> respectively the `bin`, `include`, `etc` and `share` subdirectories of the
>>> Specifically, for the headers, one could do
>>> data_files = [
>>> ('include/foobar', [list of the foobar header files])),
>>> Note: I was just using zmq as an example.
>>> Distutils-SIG maillist - Distutils-SIG at python.org
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