manage.py

#!/usr/bin/env python
"""Django's command-line utility for administrative tasks."""
import os
import sys

# THIS FILE IS ONLY USED FOR LOCAL DEVELOPMENT - IN PRODUCTION, THIS FILE IS USED:
# https://github.com/nationalarchives/docker/blob/main/docker/tna-python-django/lib/manage.py


def main():
    """Run administrative tasks."""
    os.environ.setdefault(
        "DJANGO_SETTINGS_MODULE",
        (
            "config.settings.test"
            if sys.argv[1] == "test"
            else "config.settings.production"
        ),
    )
    try:
        from django.core.management import execute_from_command_line
    except ImportError as exc:
        raise ImportError(
            "Couldn't import Django. Are you sure it's installed and "
            "available on your PYTHONPATH environment variable? Did you "
            "forget to activate a virtual environment?"
        ) from exc
    execute_from_command_line(sys.argv)


if __name__ == "__main__":
    main()