本文整理汇总了Python中rdflib.Graph.ConjunctiveGraph.remove方法的典型用法代码示例。如果您正苦于以下问题：Python ConjunctiveGraph.remove方法的具体用法？Python ConjunctiveGraph.remove怎么用？Python ConjunctiveGraph.remove使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类rdflib.Graph.ConjunctiveGraph的用法示例。
在下文中一共展示了ConjunctiveGraph.remove方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: del_vocab_from_creator
# 需要导入模块: from rdflib.Graph import ConjunctiveGraph [as 别名]
# 或者: from rdflib.Graph.ConjunctiveGraph import remove [as 别名]
def del_vocab_from_creator(userid, vocab):
if not os.path.isfile(os.path.join(ag.creatorsdir, '%s.rdf'%userid)):
return False
graph = Graph()
graph.parse(os.path.join(ag.creatorsdir, '%s.rdf'%userid))
vocab_uri = URIRef("http://vocab.ox.ac.uk/%s"%vocabprefix)
for s, p, o in graph.triples((URIRef(vocab_uri), namespaces['dcterms']['mediator'], None)):
graph.remove((s, p, o))
rdf_str = None
rdf_str = graph.serialize()
f = codecs.open(creatorfile, 'w', 'utf-8')
f.write(rdf_str)
f.close()
return True 示例2: testN3Store
# 需要导入模块: from rdflib.Graph import ConjunctiveGraph [as 别名]
# 或者: from rdflib.Graph.ConjunctiveGraph import remove [as 别名]
def testN3Store(store="default", configString=None):
g = ConjunctiveGraph(store=store)
if configString:
g.destroy(configString)
g.open(configString)
g.parse(StringInputSource(testN3), format="n3")
print g.store
try:
for s,p,o in g.triples((None,implies,None)):
formulaA = s
formulaB = o
assert type(formulaA)==QuotedGraph and type(formulaB)==QuotedGraph
a = URIRef('http://test/a')
b = URIRef('http://test/b')
c = URIRef('http://test/c')
d = URIRef('http://test/d')
v = Variable('y')
universe = ConjunctiveGraph(g.store)
#test formula as terms
assert len(list(universe.triples((formulaA,implies,formulaB))))==1
#test variable as term and variable roundtrip
assert len(list(formulaB.triples((None,None,v))))==1
for s,p,o in formulaB.triples((None,d,None)):
if o != c:
assert isinstance(o,Variable)
assert o == v
s = list(universe.subjects(RDF.type, RDFS.Class))[0]
assert isinstance(s,BNode)
assert len(list(universe.triples((None,implies,None)))) == 1
assert len(list(universe.triples((None,RDF.type,None)))) ==1
assert len(list(formulaA.triples((None,RDF.type,None))))==1
assert len(list(formulaA.triples((None,None,None))))==2
assert len(list(formulaB.triples((None,None,None))))==2
assert len(list(universe.triples((None,None,None))))==3
assert len(list(formulaB.triples((None,URIRef('http://test/d'),None))))==2
assert len(list(universe.triples((None,URIRef('http://test/d'),None))))==1
#context tests
#test contexts with triple argument
assert len(list(universe.contexts((a,d,c))))==1
#Remove test cases
universe.remove((None,implies,None))
assert len(list(universe.triples((None,implies,None))))==0
assert len(list(formulaA.triples((None,None,None))))==2
assert len(list(formulaB.triples((None,None,None))))==2
formulaA.remove((None,b,None))
assert len(list(formulaA.triples((None,None,None))))==1
formulaA.remove((None,RDF.type,None))
assert len(list(formulaA.triples((None,None,None))))==0
universe.remove((None,RDF.type,RDFS.Class))
#remove_context tests
universe.remove_context(formulaB)
assert len(list(universe.triples((None,RDF.type,None))))==0
assert len(universe)==1
assert len(formulaB)==0
universe.remove((None,None,None))
assert len(universe)==0
g.store.destroy(configString)
except:
g.store.destroy(configString)
raise