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from unittest import TestCase
from rdflib.py3compat import b
from rdflib.graph import ConjunctiveGraph
class EntityTest(TestCase):
def test_turtle_namespace_prefixes(self):
g = ConjunctiveGraph()
n3 = \
"""
@prefix _9: <http://data.linkedmdb.org/resource/movie/> .
@prefix p_9: <urn:test:> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
p_9:a p_9:b p_9:c .
<http://data.linkedmdb.org/resource/director/1> a
<http://data.linkedmdb.org/resource/movie/director>;
rdfs:label "Cecil B. DeMille (Director)";
_9:director_name "Cecil B. DeMille" ."""
g.parse(data=n3, format='n3')
turtle = g.serialize(format="turtle")
# Check round-tripping, just for kicks.
g = ConjunctiveGraph()
g.parse(data=turtle, format='turtle')
# Shouldn't have got to here
s=g.serialize(format="turtle")
self.assert_(b('@prefix _9') not in s)
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