old_contents: """Retrieve settings and secrets from different storages."""
  
  from .backends import AwsSsmBackend, DockerSecretBackend, DotenvBackend, EnvVarBackend
  from .store import Store, SettingNotFoundException
  
  __all__ = [
      'Store', 'SettingNotFoundException',
      'EnvVarBackend', 'DotenvBackend', 'DockerSecretBackend', 'AwsSsmBackend',
  ]
  
  __version__ = '0.5.dev'
  
new_contents: """Retrieve settings and secrets from different storages."""
  
  from .backends import AwsSsmBackend, DockerSecretBackend, DotenvBackend, EnvVarBackend
  from .store import Store, SettingNotFoundException
  
  __all__ = [
      'Store', 'SettingNotFoundException',
      'EnvVarBackend', 'DotenvBackend', 'DockerSecretBackend', 'AwsSsmBackend',
  ]
  
  __version__ = '0.5'
  
subject: bump version