<jupyter_start><jupyter_text>On Windows, communcation between processes is based on pickle serialzation. Pickle Serialization doesn't support Labmda functions.<jupyter_code>with Pool(3) as p:
    result = p.map(lambda x: x * x, [1,2, 3])<jupyter_output><empty_output>
{'fraction_non_alphanumeric': 0.10486891385767791, 'fraction_numerical': 0.0149812734082397, 'mean_word_length': 6.6571428571428575, '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': '171240', 'license': 'MIT', 'n_tokens_mistral': 96, 'n_tokens_neox': 92, 'n_words': 26, 'path': 'demos/05_labmda.ipynb', 'repo_name': 'mszhanyi/PyMultiprocessDemo', 'size': '267'}