New Python library: gean

from gean import Container, includes

class Michael:
  def speak(self):
    return 'what'

@includes(Michael)
class WhateverModule:
  def whatever(self) -> int:
    return 42

  def world(self) -> int:
    return 100

class Application:
  my_dir: str
  whatever: 'int'
  world: int
  m: Michael

  def start(self):
    print(self.my_dir)
    print(self.whatever)
    print(self.world)
    print(self.m.speak())

@includes(
  WhateverModule,
  Application,
  Michael,
)
class ApplicationModule:
  config_dir: str

  def another_dir(self) -> str:
    return self.config_dir + '/another'

  def my_dir(self, another_dir: 'str') -> str:
    return another_dir + '/ñe'

def _main():
  container = Container()
  container.register_instance('/etc/hello/world', name='config_dir')
  container.register_module(ApplicationModule)
  container.resolve(Application).start()

if __name__ == '__main__':
  _main()