Make Docker Compose override by default just call Python

Author: tiangolo

example-flask-python3.6-index/docker-compose.override.yml

@@ -5,7 +5,7 @@ services:
       - ./app:/app
     ports:
       - "80:80"
-    # command: python main.py
+    command: python main.py
     # command: bash
     # Infinite loop, to keep it alive, for debugging
-    command: bash -c "while true; do echo 'sleeping...' && sleep 10; done"
+    # command: bash -c "while true; do echo 'sleeping...' && sleep 10; done"