列表推导式是 Python 中的一项强大功能，它允许在创建和转换列表时使用更清晰、更具可读性的代码。通过将多行代码压缩到单个表达式中，列表推导式使您的代码更加高效和简洁，尤其是在处理数据转换、筛选和映射时。 列表推导式简介 ...

列表推导： 列表推导是在 Python 中创建列表的一种简洁而优雅的方式。它允许开发人员使用紧凑的语法生成列表，使代码更具可读性和效率。列表推导的基本结构如下： new_list = [expression for item in iterable ...

由于 PDF 文档的复杂性，从 PDF 文件中提取表格数据可能是一项具有挑战性的任务。与简单的文本提取不同，表格需要小心处理，以保留表格结构以及行和列之间的关系。您无需从大量 PDF 表中手动提取数据，而是可以通过编程方式简化和自动化此过程。在本文中 ...

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1. The__main__守卫：脚本执行控制 提示：使用if __name__ == "__main__":守护来控制脚本直接运行时的代码执行。 优点： 确保某些代码仅在直接执行脚本时运行，而不是在导入时运行。

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Udemy is an online learning platform that offers a wide range of courses on various subjects, including artificial intelligence and other technologies. Many courses are free, while others are under ...

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