我正在使用 Django 2.2.3，但出现此错误：
Requested runtime (Python-3.7.3) is not available for this stack (heroku-18)
但是，Heroku 的 Python 文档说它python-3.7.3应该在堆栈中可用heroku-18。
runtime.txt 包含 Python-3.7.3.
完全错误
Counting objects: 100% (43/43), done.
Delta compression using up to 4 threads
Compressing objects: 100% (36/36), done.
Writing objects: 100% (43/43), 10.70 KiB | 996.00 KiB/s, done.
Total 43 (delta 6), reused 0 (delta 0)
remote: Compressing source files... done.
remote: Building source:
remote:
remote: -----> Python app detected
remote: ! Requested …