| from xml.etree import ElementTree as ET | |
| import urllib | |
| dbpedia_endpoint = "http://dbpedia.org/sparql?" | |
| ns = {'ns': '{http://www.w3.org/2005/sparql-results#}'} | |
| result_xpath ='%(ns)sresults/%(ns)sresult/%(ns)sbinding/%(ns)sliteral' % ns | |
| def wikipedia_abstract_from_dbpedia(dbpedia_key): | |
| sparql = """ | |
| SELECT ?abstract | |
| WHERE { | |
| { <http://dbpedia.org/resource/%s> <http://dbpedia.org/property/abstract> ?abstract . | |
| FILTER langMatches( lang(?abstract), 'en') } | |
| } | |
| """ % dbpedia_key | |
| url = dbpedia_endpoint + urllib.urlencode({'query': sparql}) | |
| et = ET.parse(urllib.urlopen(url)) | |
| return et.find(result_xpath).text |
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