from sacred.observers import FileStorageObserver
from sacred import Experiment

ex = Experiment("file_observer")

ex.observers.append(FileStorageObserver('my_runs'))

@ex.config
def my_config():
    recipient = "Świecie"
    greeting = "Witaj"

@ex.capture
def prepare_message(recipient, greeting):
    return "{0} {1}!".format(greeting, recipient)

@ex.automain
def my_main(recipient, greeting):
    print(prepare_message()) ## Nie musimy przekazywać wartości