<commit_before>pub fn rotate(input: &str, key: u8) -> String {
    unimplemented!(
        "How would input text '{}' transform when every letter is shifted using key '{}'?",
        input,
        key
    );
}<commit_msg>rotational-cipher: Changed key type from u8 to i8 in the rotate function template<commit_after>pub fn rotate(input: &str, key: i8) -> String {
    unimplemented!(
        "How would input text '{}' transform when every letter is shifted using key '{}'?",
        input,
        key
    );
}
{'fraction_non_alphanumeric': 0.12109375, 'fraction_numerical': 0.0078125, 'mean_word_length': 2.828358208955224, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 5, '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': '3854208', 'n_tokens_mistral': 156, 'n_tokens_neox': 148, 'n_words': 56}