<commit_before># Code style

* [Go Code Review Comments](https://github.com/golang/go/wiki/CodeReviewComments)
<commit_msg>Added: Pointers vs. values in parameters and return values.<commit_after># Code style

* [Go Code Review Comments](https://github.com/golang/go/wiki/CodeReviewComments)
* [Pointers vs. values in parameters and return values](https://stackoverflow.com/questions/23542989/pointers-vs-values-in-parameters-and-return-values)

{'fraction_non_alphanumeric': 0.12808988764044943, 'fraction_numerical': 0.017977528089887642, 'mean_word_length': 5.757575757575758, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, 'https://': 3, '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': '7534084', 'n_tokens_mistral': 144, 'n_tokens_neox': 130, 'n_words': 30}