提取数据之goose使用

1.简介

Python-goose项目是用Python重写的Goose，Goose原来是用Java写的文章提取工具。Python-goose的目标是给定任意资讯文章或者任意文章类的网页，不仅提取出文章的主体，同时提取出所有元信息以及图片等信息，支持中文网页。
Python-goose可提取的信息包括：

• 文章主体内容
• 文章主要图片
• 文章中嵌入的任何Youtube/Vimeo视频
• 元描述
• 元标签

2.安装

virtualenv --no-site-packages goose
cd goose
#windows下
Scripts\activate
#linux下使用/bin/acitvate
git clone https://github.com/grangier/python-goose.git
cd python-goose
pip install -r requirements.txt
python setup.py install

3.使用

>>> from goose import Goose
>>> url = 'http://edition.cnn.com/2012/02/22/world/europe/uk-occupy-london/index.html?hpt=ieu_c2'
>>> g = Goose()
>>> article = g.extract(url=url)
>>> article.title
u'Occupy London loses eviction fight'
>>> article.meta_description
"Occupy London protesters who have been camped outside the landmark St. Paul's Cathedral for the past four months lost their court bid to avoid eviction Wednesday in a decision made by London's Court of Appeal."
>>> article.cleaned_text[:150]
(CNN) -- Occupy London protesters who have been camped outside the landmark St. Paul's Cathedral for the past four months lost their court bid to avoi
>>> article.top_image.src
http://i2.cdn.turner.com/cnn/dam/assets/111017024308-occupy-london-st-paul-s-cathedral-story-top.jpg

　　对于中文文章，需要

g = Goose({'browser_user_agent': 'Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.110 Safari/537.3
 6','stopwords_class':StopWordsChinese})

参考:

https://pypi.python.org/pypi/goose-extractor/