[Python-ideas] Looking for input to help with the pip situation

Paul Moore p.f.moore at gmail.com
Wed Nov 15 14:51:18 EST 2017


On 15 November 2017 at 19:29, Zachary Ware <zachary.ware+pydev at gmail.com> wrote:
> On Wed, Nov 15, 2017 at 1:07 PM, Steve Dower <steve.dower at python.org> wrote:
>> My preferred solution for this is to rename "py.exe" to "python.exe" (or
>> rather, make a copy of it with the new name), and extend (or more likely,
>> rewrite) the launcher such that:
>>
>> * if argv[0] == "py.exe", use PEP 514 company/tag resolution to find and
>> launch Python based on first command line argument
>> * if argv[0] == "python<numeric tag>.exe", find the matching
>> PythonCore/<tag> install (where tag may be a partial match - e.g.
>> "python3.exe" finds the latest PythonCore/3.x)
>> * else, if argv[0] == "<module><numeric tag>.exe, find the matching
>> PythonCore/<tag> install and launch "-m <module>"
>>
>> With the launcher behaving like this, we can make as many hard links as we
>> want in its install directory (it only gets installed once, so only needs
>> one PATH entry, and this is C:\Windows for admin installs):
>> * python.exe
>> * python2.exe
>> * python3.exe
>> * python3.6.exe
>> * pip.exe
>> * pip2.exe
>> * pip3.exe
>
> I haven't been following this thread closely, but this sounds lovely.
> I'm not terribly keen on cluttering up C:\Windows with this, but
> that's a minor issue.

Agreed. That sounds sufficiently awesome that I'll try to find some of
my essentially-non-existent coding time and largely-forgotten C skills
to implement it. Remind me of that promise in 6 months when I've
failed to report any progress :-)

Paul


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