Example building RDF with rdflib

rdfbuild.py

"""Build RDF with rdflib and serialize in turtle format."""

import rdflib
from rdflib.namespace import DCTERMS, RDF, RDFS, SKOS, VOID

GOLD = rdflib.Namespace('http://purl.org/linguistics/gold/')

LANGUOID = rdflib.Namespace('http://glottolog.org/resource/languoid/id/')

PREFIXES = {'dcterms': DCTERMS,
            'gold': GOLD,
            'languoid': LANGUOID,
            'rdf': RDF,
            'rdfs': RDFS,
            'skos': SKOS,
            'void': VOID}


g = rdflib.Graph(identifier='https://glottolog.org', bind_namespaces='none')

for prefix, namespace in PREFIXES.items():
    g.bind(prefix, namespace)

l = g.resource(LANGUOID['ainu1252'])

name_en = rdflib.Literal('Ainu', lang='en')

l.add(RDF.type, DCTERMS.LinguisticSystem)
l.add(RDF.type, GOLD.LanguageFamily)
l.add(RDFS.label, name_en)

l.add(VOID.inDataset, rdflib.URIRef('https://glottolog.org/'))

l.add(DCTERMS.title, name_en)
l.add(DCTERMS.spatial, rdflib.Literal('Eurasia'))

l.add(SKOS.prefLabel, name_en)
l.add(SKOS.altLabel, rdflib.Literal('ainu1252', lang='x-clld'))
l.add(SKOS.scopeNote, rdflib.Literal('language', lang='x-clld'))
l.add(SKOS.narrower, LANGUOID['hokk1250'])
l.add(SKOS.narrower, LANGUOID['sakh1245'])

g.print()