Re: [gentoo-dev] [PATCH 02/13] python-utils-r1.eclass: Reorder implementations to semi-ascending order

[Patrice Clement <monsieurp@gentoo.org>]

Sunday 06 Dec 2015 20:03:21, Michał Górny wrote :
> Reorder the Python implementations to ascending version order, with
> CPython listed first and other implementations in descending preference.
> 
> The previous ordering has been used for two reasons:
> 
> 1. There were packages which supported Python 3.x or PyPy partially but
> their documentation builds or test functions required CPython 2.x.
> The specific ordering caused python_export_best (the predecessor of
> python_setup) to use CPython 2.x for those tasks. This is now replaced
> by explicit implementation restrictions in python_setup.
> 
> 2. PyPy setup runs were usually slower than CPython, and CPython 3.x
> runs were often slower due to 2to3 calls. Combined with parallel build
> runs, this ordering caused slower builds to start earlier and sometimes
> resulted in more efficient use of threads. However, nowadays we no
> longer do parallel builds.
> 
> Therefore, it seems reasonable to finally reorder the implementations
> into a more intuitive order.
> ---
>  eclass/python-utils-r1.eclass | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/eclass/python-utils-r1.eclass b/eclass/python-utils-r1.eclass
> index 0bce6a9..3ea23a8 100644
> --- a/eclass/python-utils-r1.eclass
> +++ b/eclass/python-utils-r1.eclass
> @@ -41,10 +41,10 @@ inherit toolchain-funcs
>  # @DESCRIPTION:
>  # All supported Python implementations, most preferred last.
>  declare -g -r _PYTHON_ALL_IMPLS=(
> -	jython2_5 jython2_7
> -	pypy pypy3
> -	python3_3 python3_4 python3_5
>  	python2_7
> +	python3_3 python3_4 python3_5
> +	pypy pypy3
> +	jython2_5 jython2_7
>  )
>  
>  # @FUNCTION: _python_impl_supported
> -- 
> 2.6.3
> 
> 

Michal,

While at it, please delete jython2_5 from this list since jython versions < 2.7 are in
the process of being purged from Portage. 

See https://bugs.gentoo.org/show_bug.cgi?id=552452

Cheers,

-- 
Patrice Clement
Gentoo Linux developer
http://www.gentoo.org