我正在尝试将一个小 python 项目推送到 Heroku，但每次运行时我都会收到此错误git push heroku master
$ git push heroku master
Enumerating objects: 19, done.
Counting objects: 100% (19/19), done.
Delta compression using up to 4 threads
Compressing objects: 100% (14/14), done.
Writing objects: 100% (19/19), 4.27 KiB | 728.00 KiB/s, done.
Total 19 (delta 2), reused 0 (delta 0)
remote: Compressing source files... done.
remote: Building source:
remote:
remote: -----> Python app detected
remote: -----> Installing python-3.6.10
remote: -----> Installing pip
remote: -----> Installing SQLite3
remote: -----> …