Ошибка развертывания Heroku [Remote rejected] master -> master (pre-receive hook declined)
Я пытаюсь развернуть свое приложение на Django/Heroku, но у меня возникла проблема при выполнении команды git push Heroku master. Вот какую ошибку я получаю после выполнения этой команды.
Enumerating objects: 654, done.
Counting objects: 100% (654/654), done.
Delta compression using up to 8 threads
Compressing objects: 100% (637/637), done.
Writing objects: 100% (654/654), 10.77 MiB | 525.00 KiB/s, done.
Total 654 (delta 138), reused 0 (delta 0), pack-reused 0
remote: Compressing source files... done.
remote: Building source:
remote:
remote: -----> Building on the Heroku-20 stack
remote: -----> Determining which buildpack to use for this app
remote: -----> Python app detected
remote: -----> Using Python version specified in runtime.txt
remote: ! Requested runtime (python-3.6.8) is not available for this stack (heroku-20).
remote: ! Aborting. More info: https://devcenter.heroku.com/articles/python-support
remote: ! Push rejected, failed to compile Python app.
remote:
remote: ! Push failed
remote: Verifying deploy...
remote:
remote: ! Push rejected to warm-taiga-11044.
remote:
To https://git.heroku.com/warm-taiga-11044.git
! [remote rejected] master -> master (pre-receive hook declined)
error: failed to push some refs to 'https://git.heroku.com/warm-taiga-11044.git'```