There is this "Matplotlib Enhancement Proposals"
https://matplotlib.org/devel/MEP/index.html which I guess starts as a
pull request with a new MEP, and discussion continues on github under
the pull request?
On 2/8/2018 3:15 PM, matplotlib-devel-request at python.org wrote:
Let's find a better venue for this discussion that lends itself for
everyone to join in*together*, synchronously, and in a form where we're
not guessing at tone.