def connection(request):
protocol = GremlinServerWSProtocol(
GraphSONMessageSerializer(),
username='******', password='******')
executor = concurrent.futures.ThreadPoolExecutor(5)
pool = queue.Queue()
try:
conn = Connection('ws://localhost:45941/gremlin', 'gmodern', protocol,
lambda: TornadoTransport(), executor, pool)
except OSError:
executor.shutdown()
pytest.skip('Gremlin Server is not running')
else:
def fin():
executor.shutdown()
conn.close()
request.addfinalizer(fin)
return conn
#!/usr/bin/python3
# freshReadmeSnippet: example
from gremlin_python.driver.client import Client
from gremlin_python.driver.request import RequestMessage
from gremlin_python.driver.serializer import GraphSONMessageSerializer
serializer = GraphSONMessageSerializer()
# workaround to avoid exception on any opProcessor other than `standard` or `traversal`:
serializer.cypher = serializer.standard
client = Client('ws://localhost:8182/gremlin',
'g',
message_serializer=serializer)
cypherQuery = 'MATCH (n) RETURN n.name'
message = RequestMessage('cypher', 'eval', {'gremlin': cypherQuery})
results = client.submit(message).all().result()
# freshReadmeSnippet: example
print(results)
assert results == [{
'n.name': 'marko'
}, {
'n.name': 'vadas'
}, {
'n.name': 'lop'
}, {
'n.name': 'josh'
}, {