@staticmethod
def addon_defaults_list(session=None):
    """
        Return a list of default add-ons.

        The return value must be a list with meta description following the
        `PyPI JSON api`_ specification. At the minimum 'info.name' and
        'info.version' must be supplied. e.g.

            `[{'info': {'name': 'Super Pkg', 'version': '4.2'}}]

        .. _`PyPI JSON api`:
            https://warehouse.readthedocs.io/api-reference/json/
        """
    return []
