python-dependency-injector/examples/wiring/example_container.py

"""Wiring container injection example."""

import sys

from dependency_injector import containers, providers
from dependency_injector.wiring import inject, Provide


class Service:
    ...


class Container(containers.DeclarativeContainer):

    service = providers.Factory(Service)


@inject
def main(container: Container = Provide[Container]):
    service = container.service()
    ...


if __name__ == '__main__':
    container = Container()
    container.wire(modules=[sys.modules[__name__]])

    main()