18 lines
512 B
Python
18 lines
512 B
Python
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from rdflib import URIRef
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from rdflib.namespace import OWL, RDF
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from ontocast.onto.constants import ONTOLOGY_NULL_IRI
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from ontocast.onto.ontology import Ontology
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from ontocast.onto.rdfgraph import RDFGraph
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NULL_ONTOLOGY = Ontology(
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ontology_id=None,
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title=None,
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description=None,
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graph=RDFGraph(),
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iri=ONTOLOGY_NULL_IRI,
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)
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null_iri_ref = URIRef(ONTOLOGY_NULL_IRI)
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# Add a marker in the graph to denote this is a null ontology
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NULL_ONTOLOGY.graph.add((null_iri_ref, RDF.type, OWL.Ontology))
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