<commit_before><commit_msg>Looking at other people's code<commit_after>What I learned looking through other people's code:

day3: Should just use set
day4: for i in count(1): ...
{'fraction_non_alphanumeric': 0.09550561797752809, 'fraction_numerical': 0.016853932584269662, 'mean_word_length': 5.62962962962963, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, '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': '2032010', 'n_tokens_mistral': 55, 'n_tokens_neox': 51, 'n_words': 22}