rdf

Convert multiple JSONLD files (from Omeka) to one Turtle file

from pathlib import Path
from rdflib import Graph, Literal, Namespace

input_files = list(Path("data/omeka").rglob("*.json"))

g = Graph()
g.bind("o", Namespace("http://omeka.org/s/vocabs/o#"))
g.bind("dcterms", Namespace("http://purl.org/dc/terms/"))
g.bind("dctype", Namespace("http://purl.org/dc/dcmitype/"))
g.bind("bibo", Namespace("http://purl.org/ontology/bibo/"))
g.bind("foaf", Namespace("http://xmlns.com/foaf/0.1/"))
g.bind("schema", Namespace("http://schema.org"))
g.bind("edm", Namespace("http://www.europeana.eu/schemas/edm/"))
g.bind("RiCo", Namespace("https://www.ica.org/standards/RiC/ontology"))
g.bind("o-cnt", Namespace("http://www.w3.org/2011/content#"))
g.bind("o-time", Namespace("http://www.w3.org/2006/time#"))
g.bind("o-module-mapping", Namespace("http://omeka.org/s/vocabs/module/mapping#"))

for input_file_path in input_files:
    print(input_file_path)
    g.parse(input_file_path)

ttl = g.serialize(format="ttl")

#somehow the prefix for schema gets messed up. fix it here
ttl = ttl.replace("<schema:>", "<http://schema.org/>")

print(ttl,file=open("result.ttl","w"))

EasyRDF

• https://www.easyrdf.org/converter

Validate Turtle file

npm install -g turtle-validator
ttl FILE.ttl

tools

• https://prefix.cc
• https://prefix.zazuko.com/

jsonld

not available?
#npm install -g jsonld-cli
#jsonld normalize INPUT.json > result.nq

Raptor

not available?
#npm install -g raptor
#rapper -i rdfxml 1001.rdf -o turtle > 1001.ttl