我在Windows 7 的 pycharm IDE 中使用 python 3.5.2,但在导入 nltk 包时遇到问题。 import nltk 给出以下错误: Traceback (most recent call last): File "", line 1, in <module> File "C:\Program Files (x86)\JetBrains\PyCharm Community Edition 2016.2.3\helpers\pydev_pydev_bundle\pydev_imp...
import pandas as pd import nltk df = pd.read_csv("/path/to/file.csv") start = time.time() df["unigrams"] = df["verbatim"].apply(nltk.word_tokenize) print "series.apply", (time.time() - start) start = time.time() df["unigrams2"] = df.apply(lambda row: nltk.word_tokenize...
Python NLP入门教程 使用NLTK Tokenize文本 在之前我们用split方法将文本分割成tokens,现在我们使用NLTK来Tokenize文本。...文本没有Tokenize之前是无法处理的,所以对文本进行Tokenize非常重要的。token化过程意味着将大的部件分割为小部件。...你可以将段落tokenize成句子,将句子tokenize成单个词,NLTK分别提供了句子tokenizer...
An Ucto python binding is also available separately. Features: Comes with tokenization rules for English, Dutch, French, Italian, Turkish, Spanish, Portuguese and Swedish; easily extendible to other languages. Rules consists of regular expressions and lists. They are packaged separately as uctodata...
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error Complete output from command /usr/local/python3/bin/python3.6 -u -c "import setuptools, tokenize...;__file__='/tmp/pip-install-i48iarbe/tesserocr/setup.py';f=getattr(tokenize, 'open', open)(__file__);...--- Command "/usr/local/python3/bin/python3.6 -u -c "import setupt...
pythonword_tokenize # 如何使用Python实现word_tokenize## 1. 介绍 在自然语言处理(NLP)中,词法分析是一个重要的步骤。词法分析的目标是将一段文本分成单独的词语,这对于后续的文本分析和处理非常重要。在Python中,有许多库可以实现这一功能,其中最常用的是nltk(自然语言工具包)库。nltk库提供了一个函数`word_toke...
python pandas nltk 3个回答 18投票 您可以使用DataFrame API的apply方法: import pandas as pd import nltk df = pd.DataFrame({'sentences': ['This is a very good site. I will recommend it to others.', 'Can you please give me a call at 9983938428. have issues with the listings.', '...
python 下载什么，以使nltk,tokenize.word_tokenize工作？你说得对。您需要Punkt Tokenizer模型。它有13 ...