本文整理汇总了Python中arches.app.models.concept.Concept.add_relation方法的典型用法代码示例。如果您正苦于以下问题：Python Concept.add_relation方法的具体用法？Python Concept.add_relation怎么用？Python Concept.add_relation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arches.app.models.concept.Concept的用法示例。
在下文中一共展示了Concept.add_relation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: create_reference_data
# 需要导入模块: from arches.app.models.concept import Concept [as 别名]
# 或者: from arches.app.models.concept.Concept import add_relation [as 别名]
def create_reference_data(new_concepts, create_collections):
errors = []
candidates = Concept().get(id='00000000-0000-0000-0000-000000000006')
for arches_nodeid, concepts in new_concepts.iteritems():
collectionid = str(uuid.uuid4())
topconceptid = str(uuid.uuid4())
node = Node.objects.get(nodeid=arches_nodeid)
# if node.datatype is concept or concept-list create concepts and collections
if node.datatype in ['concept', 'concept-list']:
# create collection if create_collections = create, otherwise append to collection already assigned to node
if create_collections == True:
collection_legacyoid = node.name + '_' + str(node.graph_id) + '_import'
# check to see that there is not already a collection for this node
if node.config['rdmCollection'] != None:
errors.append({'type': 'WARNING', 'message': 'A collection already exists for the {0} node. Use the add option to add concepts to this collection.'.format(node.name)})
if len(errors) > 0:
self.errors += errors
collection = None
else:
# if there is no collection assigned to this node, create one and assign it to the node
try:
# check to see that a collection with this legacyid does not already exist
collection = Concept().get(legacyoid=collection_legacyoid)
errors.append({'type': 'WARNING', 'message': 'A collection with the legacyid {0} already exists.'.format(node.name + '_' + str(node.graph_id) + '_import')})
if len(errors) > 0:
self.errors += errors
except:
collection = Concept({
'id': collectionid,
'legacyoid': collection_legacyoid,
'nodetype': 'Collection'
})
collection.addvalue({'id': str(uuid.uuid4()), 'value': node.name + '_import', 'language': settings.LANGUAGE_CODE, 'type': 'prefLabel'})
node.config['rdmCollection'] = collectionid
node.save()
collection.save()
else:
# if create collection = add check that there is a collection associated with node, if no collection associated with node create a collection and associated with the node
try:
collection = Concept().get(id=node.config['rdmCollection'])
except:
collection = Concept({
'id': collectionid,
'legacyoid': node.name + '_' + str(node.graph_id) + '_import',
'nodetype': 'Collection'
})
collection.addvalue({'id': str(uuid.uuid4()), 'value': node.name + '_import', 'language': settings.LANGUAGE_CODE, 'type': 'prefLabel'})
node.config['rdmCollection'] = collectionid
node.save()
collection.save()
if collection != None:
topconcept_legacyoid = node.name + '_' + str(node.graph_id)
# Check if top concept already exists, if not create it and add to candidates scheme
try:
topconcept = Concept().get(legacyoid=topconcept_legacyoid)
except:
topconcept = Concept({
'id': topconceptid,
'legacyoid': topconcept_legacyoid,
'nodetype': 'Concept'
})
topconcept.addvalue({'id': str(uuid.uuid4()), 'value': node.name + '_import', 'language': settings.LANGUAGE_CODE, 'type': 'prefLabel'})
topconcept.save()
candidates.add_relation(topconcept, 'narrower')
# create child concepts and relate to top concept and collection accordingly
for conceptid, value in concepts.iteritems():
concept_legacyoid = value + '_' + node.name + '_' + str(node.graph_id)
# check if concept already exists, if not create and add to topconcept and collection
try:
conceptid = [concept for concept in topconcept.get_child_concepts(topconcept.id) if concept[1] == value][0][0]
concept = Concept().get(id=conceptid)
except:
concept = Concept({
'id': conceptid,
'legacyoid': concept_legacyoid,
'nodetype': 'Concept'
})
concept.addvalue({'id': str(uuid.uuid4()), 'value': value, 'language': settings.LANGUAGE_CODE, 'type': 'prefLabel'})
concept.save()
collection.add_relation(concept, 'member')
topconcept.add_relation(concept, 'narrower')
#if node.datatype is domain or domain-list create options array in node.config
elif node.datatype in ['domain-value', 'domain-value-list']:
for domainid, value in new_concepts[arches_nodeid].iteritems():
# check if value already exists in domain
if value not in [t['text'] for t in node.config['options']]:
domainvalue = {
"text": value,
"selected": False,
"id": domainid
}
node.config['options'].append(domainvalue)
node.save()