<jupyter_start><jupyter_text>pickle - hello world<jupyter_code>import pickle

obj = [{
    'a': 'A',
    'b': '2',
    'c': 3.0,
    'd': '中文'
}]

data_string = pickle.dumps(obj)
data_string<jupyter_output><empty_output>
{'fraction_non_alphanumeric': 0.19090909090909092, 'fraction_numerical': 0.013636363636363636, 'mean_word_length': 4.261904761904762, 'pattern_counts': {'":': 0, '<': 5, '<?xml version=': 0, '>': 5, '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}}
{'chain_length': '1', 'dir': 'jupyter-structured-clean-dedup', 'id': '81719', 'license': 'Apache-2.0', 'n_tokens_mistral': 105, 'n_tokens_neox': 101, 'n_words': 16, 'path': 'doc/steps_to_make/0205_0201_hello_world.ipynb', 'repo_name': 'ggservice007/my-happy-flow', 'size': '220'}