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Python 从具有特定len的文件字中提取_Python_File_List Comprehension - Fatal编程技术网
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Python 从具有特定len的文件字中提取

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Python 从具有特定len的文件字中提取,python,file,list-comprehension,Python,File,List Comprehension,我有一个包含句子的文件。我想将这些句子提取到列表中，并删除长度的单词。您可以执行以下操作： >>> newDoc = [' '.join(word for word in sentence.split() if len(word) >= 3) for sentence in train_pos] >>> newDoc ['like apples', 'apples are favorite fruits'] >>> newDoc =

我有一个包含句子的文件。我想将这些句子提取到列表中，并删除长度的单词。您可以执行以下操作：

>>> newDoc = [' '.join(word for word in sentence.split() if len(word) >= 3) for sentence in train_pos]
>>> newDoc
['like apples', 'apples are favorite fruits']

>>> newDoc = [' '.join(word for word in sentence.split() if len(word) >= 3) for sentence in train_pos]
>>> newDoc
['like apples', 'apples are favorite fruits']