<jupyter_start><jupyter_text>Python 2D List issueDepending on how you initialize a 2D list in python things can go wrong...<jupyter_code>test_2d_list_good_1 = [[0.,0.,0.,0.], [0.,0.,0.,0.], [0.,0.,0.,0.], [0.,0.,0.,0.]]
test_2d_list_wrong = [[0.]*4]*4
test_2d_list_good_2 = [[0.] * 4 for _ in range(4)]
test_2d_list_wrong
test_2d_list_wrong[0][3] = 100
test_2d_list_wrong
test_2d_list_good_1[0][3] = 100
test_2d_list_good_1
test_2d_list_good_2[0][3] = 100
test_2d_list_good_2<jupyter_output><empty_output>
{'fraction_non_alphanumeric': 0.17227722772277226, 'fraction_numerical': 0.10891089108910891, 'mean_word_length': 6.4411764705882355, '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': '215395', 'license': 'MIT', 'n_tokens_mistral': 259, 'n_tokens_neox': 241, 'n_words': 39, 'path': 'crawler_example/issue_2d_lists.ipynb', 'repo_name': 'leonardoaraujosantos/RLBookCode', 'size': '505'}