<commit_before>* r5rs

vector and string mutation

compiled code
call stack
call/cc
TCO 

* r6rs

lexical extensions
  nested comment
  ,@
library<commit_msg>update todo<commit_after>* r5rs

call/cc
macro expansion

* r6rs

lexical extensions
  nested comment
  ,@
library
{'fraction_non_alphanumeric': 0.058823529411764705, 'fraction_numerical': 0.014705882352941176, 'mean_word_length': 4.352941176470588, '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': '7598306', 'n_tokens_mistral': 100, 'n_tokens_neox': 95, 'n_words': 29}