<commit_before>import datetime
import threading
import time
<commit_msg>singleton decorator for future use<commit_after>import datetime
import threading
import time


def singleton(class_):
    instances = {}
    def getinstance(*args, **kwargs):
        if class_ not in instances:
            instances[class_] = class_(*args, **kwargs)
        return instances[class_]
    return getinstance

{'fraction_non_alphanumeric': 0.07848101265822785, 'fraction_numerical': 0.0, 'mean_word_length': 3.95, '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': '1018133', 'n_tokens_mistral': 107, 'n_tokens_neox': 106, 'n_words': 34}