python-dependency-injector/examples/providers/configuration/configuration_dict.py

"""`Configuration` provider values loading example."""

from dependency_injector import containers, providers


class Container(containers.DeclarativeContainer):

    config = providers.Configuration()


if __name__ == '__main__':
    container = Container()

    container.config.from_dict(
        {
            'aws': {
                 'access_key_id': 'KEY',
                 'secret_access_key': 'SECRET',
             },
        },
    )

    assert container.config() == {
        'aws': {
            'access_key_id': 'KEY',
            'secret_access_key': 'SECRET',
        },
    }
    assert container.config.aws() == {
        'access_key_id': 'KEY',
        'secret_access_key': 'SECRET',
    }
    assert container.config.aws.access_key_id() == 'KEY'
    assert container.config.aws.secret_access_key() == 'SECRET'