"""`DelegatedCallable` providers example.""" from dependency_injector import providers def command1(config): """Some example command.""" return config['some_value'] * 5 def command2(command1): """Some example command.""" return command1() / 2 # Creating callable providers for commands: command1_provider = providers.DelegatedCallable(command1, config={'some_value': 4}) command2_provider = providers.DelegatedCallable(command2, command1=command1_provider) # Making some asserts: assert command2_provider() == 10