Greetings!
I am using FB Prophet in one of my projects, which does not work with Pystan 3+. As a result, my builds are failin. Can anyone tell me how I can tell the server to use the 2.19.1.1 version of Pystan instead? This is the last version of this package which was compatible with FB Prophet.
More info here: error when running pip install fbprophet · Issue #1775 · facebook/prophet · GitHub