[Distutils] Extracting distutils into setuptools

[xoviat]

It would be nice to know whether this information is correct, or whether I
hold an invalid belief.

2017-09-30 20:09 GMT-05:00 xoviat <xoviat at gmail.com>:

> I have personally not built Python myself (though I've built many an
> extension), but what I can say is that I got the idea from Larry Hastings.
> According to him (this if for the Gilectomy fork):
>
> "Second, as you hack on the Gilectomy you may break your "python"
> executable rather badly. This is of course expected. However, the python
> Makefile itself depends on having a working local python interpreter, so
> when you break that you often break your build too."
>
> 2017-09-30 19:59 GMT-05:00 Donald Stufft <donald at stufft.io>:
>
>>
>>
>> On Sep 30, 2017, at 3:52 PM, xoviat <xoviat at gmail.com> wrote:
>>
>> I don't think CPython needs to bundle all of its build-time dependencies.
>> That principle doesn't really apply to other Python programs nor most other
>> programs in general. AFAIK, CPython already has a build-time dependency on
>> another, external, Python, so it wouldn't be too much to require the
>> external Python to have setuptools installed with something like
>> pyproject.toml (other programming languages usually bootstrap themselves
>> with previous versions of the language along with some associated build
>> tools).
>>
>>
>> As far as I can tell, CPython does *not* have a build time dependency on
>> having Python available. I just spun up a bare alpine linux container and
>> compiled CPython `master` branch on it. As far as I can tell the only
>> Python that exists in this container is the one I just compiled.
>>
>> That means that in order for CPython to depend on distutils to build as
>> you indicate, it would also need to start depending on an existing version
>> of Python being available. I don’t think that’s a great idea. I think
>> Python should not depend on Python to build.
>>
>
>
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