本文整理汇总了Python中rdflib.Graph.__contains__方法的典型用法代码示例。如果您正苦于以下问题:Python Graph.__contains__方法的具体用法?Python Graph.__contains__怎么用?Python Graph.__contains__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
的用法示例。
在下文中一共展示了Graph.__contains__方法的1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: MeraRdflibGraph
# 需要导入模块: from rdflib import Graph [as 别名]
# 或者: from rdflib.Graph import __contains__ [as 别名]
class MeraRdflibGraph(MeraGraphInterface):
def __init__(self, rdflib_graph=None):
self._graph = rdflib_graph
if rdflib_graph is None:
self._graph = Graph()
bind_namespaces(self._graph)
def __contains__(self, triple):
return triple in self._graph
def add_triple(self, triple):
if triple[0] is None or triple[1] is None or triple[2] is None:
print triple
self._graph.add(triple)
def already_exist_in_graph(self, uri):
return self._graph.__contains__((uri, None, None))
def serialize(self, out_format='turtle'):
return self._graph.serialize(format=out_format)
def get_artist_of_unknown_type_by_uri(self, uri):
rows_canonical = self._graph.query(Queries.find_canonical_compiled(uri))
canonical_tuple = MeraRdflibGraph._get_double_rows_simple_result(rows_canonical)
if canonical_tuple is None:
return None
rows_aliases = self._graph.query(Queries.find_aliases_compiled(uri))
rows_namevars = self._graph.query(Queries.find_namevars_compiled(uri))
rows_country = self._graph.query(Queries.find_country_compiled(uri))
rows_civil = self._graph.query(Queries.find_civil_compiled(uri))
if rows_civil is not None: # It is an ArtistPerson
return MeraArtistPerson(labelled_canonical=canonical_tuple,
labelled_aliases=MeraRdflibGraph._get_double_rows_multiple_result(rows_aliases),
labelled_namevars=MeraRdflibGraph._get_double_rows_multiple_result(rows_namevars),
labelled_country=MeraRdflibGraph._get_double_rows_simple_result(rows_country),
labelled_civil=MeraRdflibGraph._get_double_rows_simple_result(rows_civil))
rows_members = self._graph.query(Queries.find_members_uri_compiled(uri))
if rows_members is None: # It has not members, so it hasn't group properties
return MeraArtist(labelled_canonical=canonical_tuple,
labelled_aliases=MeraRdflibGraph._get_double_rows_multiple_result(rows_aliases),
labelled_namevars=MeraRdflibGraph._get_double_rows_multiple_result(rows_namevars),
labelled_country=MeraRdflibGraph._get_double_rows_simple_result(rows_country))
# By elimination, it is a group
object_members = None
uri_members = MeraRdflibGraph._get_single_rows_multiple_result(rows_members)
if uri_members is not None:
object_members = [self.get_artist_person_by_uri(person) for person in uri_members]
return MeraArtistGroup(labelled_canonical=canonical_tuple,
labelled_aliases=MeraRdflibGraph._get_double_rows_multiple_result(rows_aliases),
labelled_namevars=MeraRdflibGraph._get_double_rows_multiple_result(rows_namevars),
labelled_country=MeraRdflibGraph._get_double_rows_simple_result(rows_country),
members=object_members)
def get_artist_by_uri(self, uri):
rows_canonical = self._graph.query(Queries.find_canonical_compiled(uri))
canonical_tuple = MeraRdflibGraph._get_double_rows_simple_result(rows_canonical)
if canonical_tuple is None:
return None
rows_aliases = self._graph.query(Queries.find_aliases_compiled(uri))
rows_namevars = self._graph.query(Queries.find_namevars_compiled(uri))
rows_country = self._graph.query(Queries.find_country_compiled(uri))
return MeraArtist(labelled_canonical=canonical_tuple,
labelled_aliases=MeraRdflibGraph._get_double_rows_multiple_result(rows_aliases),
labelled_namevars=MeraRdflibGraph._get_double_rows_multiple_result(rows_namevars),
labelled_country=MeraRdflibGraph._get_double_rows_simple_result(rows_country))
def get_artist_person_by_uri(self, uri):
rows_canonical = self._graph.query(Queries.find_canonical_compiled(uri))
canonical_tuple = MeraRdflibGraph._get_double_rows_simple_result(rows_canonical)
if canonical_tuple is None:
return None
rows_aliases = self._graph.query(Queries.find_aliases_compiled(uri))
rows_namevars = self._graph.query(Queries.find_namevars_compiled(uri))
rows_country = self._graph.query(Queries.find_country_compiled(uri))
rows_civil = self._graph.query(Queries.find_civil_compiled(uri))
return MeraArtistPerson(labelled_canonical=canonical_tuple,
labelled_aliases=MeraRdflibGraph._get_double_rows_multiple_result(rows_aliases),
labelled_namevars=MeraRdflibGraph._get_double_rows_multiple_result(rows_namevars),
labelled_country=MeraRdflibGraph._get_double_rows_simple_result(rows_country),
labelled_civil=MeraRdflibGraph._get_double_rows_simple_result(rows_civil))
def get_artist_group_by_uri(self, uri):
rows_canonical = self._graph.query(Queries.find_canonical_compiled(uri))
canonical_tuple = MeraRdflibGraph._get_double_rows_simple_result(rows_canonical)
if canonical_tuple is None:
return None
#.........这里部分代码省略.........