view rdfpy/writeAubioOnto.py @ 18:d5012016bf64 tip

added rdfpy and rdfonto directories

import rdflib
from rdflib import Graph, RDF, RDFS, plugin, URIRef, Literal, OWL

basedir = '/Users/alo/MusicOntology/features/'

local = 'http://sovarr.c4dm.eecs.qmul.ac.uk/features/'

graph = Graph()
graph.bind('af', URIRef(local))
graph.bind('dc', URIRef('http://purl.org/dc/elements/1.1/'))
graph.bind('owl', URIRef('http://www.w3.org/2002/07/owl#'))

source = Graph()
source.parse(basedir+'rdfonto/af-aubio.n3', format='n3')

categories = []

for su, ob in source.subject_objects(URIRef('file:///Users/alo/MusicOntology/features/rdf/type')):
    if not ob in categories:
        categories.append(ob)
    
for category in categories:
    graph.add((
        URIRef(local+category),
        RDF.type,
        OWL.Class    
    ))

for su in source.subjects(RDF.type, RDFS.Resource):
    idref = URIRef(local+su.split('/')[-1])
    graph.add((
        idref,
        RDF.type,
        OWL.Class
    ))
    
    for ob in source.objects(su,URIRef('file:///Users/alo/MusicOntology/features/rdf/type')):
        graph.add((
            idref,
            RDFS.subClassOf,
            URIRef(local+ob)
        ))
        
    for ob in source.objects(su,URIRef('http://purl.org/dc/elements/1.1/description')):
        graph.add((
            idref,
            URIRef('http://purl.org/dc/elements/1.1/description'),
            ob
        ))

graph.serialize(basedir + 'rdfonto/aubio-onto.rdf')        
graph.serialize(basedir + 'rdfonto/aubio-onto.n3', format='n3')