Unbuffered output

Dockerfile

@@ -4,6 +4,7 @@ ENV LANG C.UTF-8
 ENV LC_ALL C.UTF-8
 ENV PYTHONDONTWRITEBYTECODE 1
 ENV PYTHONFAULTHANDLER 1
+ENV PYTHONUNBUFFERED=1
 
 FROM base AS python-build
 RUN pip install pipenv

main.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python3 -u
+#!/usr/bin/env python3
 
 import os
 import stat