On Sun, Nov 8, 2015 at 12:38 AM, Donald Stufft <don...@stufft.io> wrote:
> On November 7, 2015 at 6:16:34 PM, Donald Stufft (don...@stufft.io) wrote: > > > I want to reduce the “paths” that an installation can go down. > > I decided I’d make a little visual aid to help explain what I mean here > (omitting development/editable installs because they are weird and will > always be weird)! > > Here’s essentially the way that installs can happen right now > https://caremad.io/s/Ol1TuV6R9K/. Each of these types of installations > act subtly different in ways that are not very obvious to most people. > > Here’s what I want it to be: https://caremad.io/s/uJYeVzBlQG/. In this > way no matter what a user is installing from (Wheel, Source Dist, > Directory) the outcome will be the same and there won’t be subtly different > behaviors based on what is being provided. > Thanks, clear figures. Your final situation is definitely way better than what it's now. Here is what I proposed in a picture: https://github.com/pypa/pip/pull/3219#issuecomment-154810578 Comparison: - same number of arrows in flowchart - total path length in my proposal is 1 shorter - my proposal requires one less build system interface to be specified (sdist) Ralf
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