<commit_before>## Tagging {#sec:modules:tag}

The Tagging module.

### Description
<commit_msg>Add documentation what a valid tag is<commit_after>## Tagging {#sec:modules:tag}

The Tagging module.

A valid tag matches the regex `[a-zA-Z][0-9a-zA-Z]*`.

### Description

{'fraction_non_alphanumeric': 0.1524163568773234, 'fraction_numerical': 0.007434944237918215, 'mean_word_length': 5.27906976744186, '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': '2104455', 'n_tokens_mistral': 97, 'n_tokens_neox': 92, 'n_words': 27}