On 16 November 2017 at 06:49, Nick Coghlan <ncogh...@gmail.com> wrote: > On 16 November 2017 at 05:29, Zachary Ware <zachary.ware+py...@gmail.com> > wrote: >> >> On Wed, Nov 15, 2017 at 1:07 PM, Steve Dower <steve.do...@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. > > > I'd missed Steve's post before writing my last one. This sounds like a > really nice technical solution to me, too, especially as it will handle > Python 2 as well (even for Python 2 only systems, the launcher is available > as an independently installable executable). > > Regardless of the underlying implementation details though, a PEP would be a > helpful way of writing it up so we can make sure packaging.python.org and > other resources properly account for it.
OK, I'll add that to the list of things to look at. Paul _______________________________________________ Python-ideas mailing list Python-ideas@python.org https://mail.python.org/mailman/listinfo/python-ideas Code of Conduct: http://python.org/psf/codeofconduct/
