<commit_before>public class EventProducer<T> {
    public var value: T {
        didSet {
//            The filter deletes the observableboxes.
//            
//            When you run the app, move to the page using MiniBond, do something and then go back with the left button on the top,
//            the view controller was created and then deleted.
//            When the view controller was deleted, the observableBox related to the eventProducer does not be deleted. However, observableBox.observable becomes nil. This is because ObservableBox.observable is weak reference.
//            
//            When you repeat the action that go to the page and go back, there will be a lot of empty ObservableBoxes. They do not harm except for a little extra memory usage. I did not want to allow extra usage of memory, so I added the filter.

            observableBoxes = observableBoxes.filter(
                {
                    (observableBox: ObservableBox<T>) -> Bool in
                    observableBox.observable != nil
                }
            )
            observableBoxes.forEach(
                {<commit_msg>Fix a comment<commit_after>public class EventProducer<T> {
    public var value: T {
        didSet {
//            The filter deletes the observableboxes.
//            
//            When you run the app, move to the page using MiniBond,
//            do something and then go back with the left button on the top,
//            the view controller was created and then deleted.
//            When the view controller was deleted, the observableBox related to the eventProducer does not be deleted.
//            However, observableBox.observable becomes nil.
//            This is because ObservableBox.observable is weak reference.
//
//            When you repeat the action that go to the page and go back, there will be a lot of empty ObservableBoxes.
//            They do not harm except for a little extra memory usage.
//            I did not want to allow extra usage of memory, so I added the filter.

            observableBoxes = observableBoxes.filter(
                {
                    (observableBox: ObservableBox<T>) -> Bool in
                    observableBox.observable != nil
                }
            )
            observableBoxes.forEach(
                {
{'fraction_non_alphanumeric': 0.05512489233419466, 'fraction_numerical': 0.0, 'mean_word_length': 1.7753882915173238, 'pattern_counts': {'":': 0, '<': 7, '<?xml version=': 0, '>': 9, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '4506265', 'n_tokens_mistral': 545, 'n_tokens_neox': 522, 'n_words': 258}