| 1 |
Sunday 06 Dec 2015 20:03:21, Michał Górny wrote : |
| 2 |
> Reorder the Python implementations to ascending version order, with |
| 3 |
> CPython listed first and other implementations in descending preference. |
| 4 |
> |
| 5 |
> The previous ordering has been used for two reasons: |
| 6 |
> |
| 7 |
> 1. There were packages which supported Python 3.x or PyPy partially but |
| 8 |
> their documentation builds or test functions required CPython 2.x. |
| 9 |
> The specific ordering caused python_export_best (the predecessor of |
| 10 |
> python_setup) to use CPython 2.x for those tasks. This is now replaced |
| 11 |
> by explicit implementation restrictions in python_setup. |
| 12 |
> |
| 13 |
> 2. PyPy setup runs were usually slower than CPython, and CPython 3.x |
| 14 |
> runs were often slower due to 2to3 calls. Combined with parallel build |
| 15 |
> runs, this ordering caused slower builds to start earlier and sometimes |
| 16 |
> resulted in more efficient use of threads. However, nowadays we no |
| 17 |
> longer do parallel builds. |
| 18 |
> |
| 19 |
> Therefore, it seems reasonable to finally reorder the implementations |
| 20 |
> into a more intuitive order. |
| 21 |
> --- |
| 22 |
> eclass/python-utils-r1.eclass | 6 +++--- |
| 23 |
> 1 file changed, 3 insertions(+), 3 deletions(-) |
| 24 |
> |
| 25 |
> diff --git a/eclass/python-utils-r1.eclass b/eclass/python-utils-r1.eclass |
| 26 |
> index 0bce6a9..3ea23a8 100644 |
| 27 |
> --- a/eclass/python-utils-r1.eclass |
| 28 |
> +++ b/eclass/python-utils-r1.eclass |
| 29 |
> @@ -41,10 +41,10 @@ inherit toolchain-funcs |
| 30 |
> # @DESCRIPTION: |
| 31 |
> # All supported Python implementations, most preferred last. |
| 32 |
> declare -g -r _PYTHON_ALL_IMPLS=( |
| 33 |
> - jython2_5 jython2_7 |
| 34 |
> - pypy pypy3 |
| 35 |
> - python3_3 python3_4 python3_5 |
| 36 |
> python2_7 |
| 37 |
> + python3_3 python3_4 python3_5 |
| 38 |
> + pypy pypy3 |
| 39 |
> + jython2_5 jython2_7 |
| 40 |
> ) |
| 41 |
> |
| 42 |
> # @FUNCTION: _python_impl_supported |
| 43 |
> -- |
| 44 |
> 2.6.3 |
| 45 |
> |
| 46 |
> |
| 47 |
|
| 48 |
Michal, |
| 49 |
|
| 50 |
While at it, please delete jython2_5 from this list since jython versions < 2.7 are in |
| 51 |
the process of being purged from Portage. |
| 52 |
|
| 53 |
See https://bugs.gentoo.org/show_bug.cgi?id=552452 |
| 54 |
|
| 55 |
Cheers, |
| 56 |
|
| 57 |
-- |
| 58 |
Patrice Clement |
| 59 |
Gentoo Linux developer |
| 60 |
http://www.gentoo.org |
Archives