rdflib-sqlalchemy test case

output.txt

<rdflib.plugins.memory.IOMemory object at 0x2370310> namespaces after creation:
[('xml', rdflib.term.URIRef(u'http://www.w3.org/XML/1998/namespace')),
 ('rdf', rdflib.term.URIRef(u'http://www.w3.org/1999/02/22-rdf-syntax-ns#')),
 ('xsd', rdflib.term.URIRef(u'http://www.w3.org/2001/XMLSchema#')),
 ('rdfs', rdflib.term.URIRef(u'http://www.w3.org/2000/01/rdf-schema#'))]

('<rdflib.plugins.memory.IOMemory object at 0x2370310>', 'namespaces after loop:')
[('xml', rdflib.term.URIRef(u'http://www.w3.org/XML/1998/namespace')),
 ('rdf', rdflib.term.URIRef(u'http://www.w3.org/1999/02/22-rdf-syntax-ns#')),
 ('ex', rdflib.term.URIRef(u'http://example.com/ns/ex#')),
 ('xsd', rdflib.term.URIRef(u'http://www.w3.org/2001/XMLSchema#')),
 ('rdfs', rdflib.term.URIRef(u'http://www.w3.org/2000/01/rdf-schema#'))]


<Partitioned SQL N3 Store> namespaces after creation:
[(u'xml', rdflib.term.URIRef(u'http://www.w3.org/XML/1998/namespace')),
 (u'rdf', rdflib.term.URIRef(u'http://www.w3.org/1999/02/22-rdf-syntax-ns#')),
 (u'rdfs', rdflib.term.URIRef(u'http://www.w3.org/2000/01/rdf-schema#')),
 (u'xsd', rdflib.term.URIRef(u'http://www.w3.org/2001/XMLSchema#'))]

<Partitioned SQL N3 Store> namespaces after loop:
[(u'xml', rdflib.term.URIRef(u'http://www.w3.org/XML/1998/namespace')),
 (u'rdf', rdflib.term.URIRef(u'http://www.w3.org/1999/02/22-rdf-syntax-ns#')),
 (u'rdfs', rdflib.term.URIRef(u'http://www.w3.org/2000/01/rdf-schema#')),
 (u'xsd', rdflib.term.URIRef(u'http://www.w3.org/2001/XMLSchema#')),
 (u'ex', rdflib.term.URIRef(u'http://example.com/ns/ex#')),
 (u'ex1', rdflib.term.URIRef(u'http://example.com/ns/ex#')),
 (u'ex2', rdflib.term.URIRef(u'http://example.com/ns/ex#')),
 (u'ex3', rdflib.term.URIRef(u'http://example.com/ns/ex#')),
 (u'ex4', rdflib.term.URIRef(u'http://example.com/ns/ex#'))]

testcase.py

from rdflib import Graph, URIRef, plugin
from rdflib.store import Store
from pprint import pprint

g1 = Graph()
print(repr(g1.store) + " namespaces after creation:")
pprint(list(g1.namespaces()))

for i in range(5):
    g1.bind("ex", 'http://example.com/ns/ex#')

print("")
print(repr(g1.store), "namespaces after loop:")
pprint(list(g1.namespaces()))

print("\n")

store = plugin.get("SQLAlchemy", Store)()
g2 = Graph(store)
g2.open("sqlite://", create=True)
print(repr(g2.store) + " namespaces after creation:")
pprint(list(g2.namespaces()))

for i in range(5):
    g2.bind("ex", 'http://example.com/ns/ex#')

print("")
print repr(g2.store), "namespaces after loop:"
pprint(list(g2.namespaces()))