hugegraph-python

A Python SDK for Apache HugeGraph

Installation

pip3 install hugegraph-python

Install from source

release soon

Examples

from pyhugegraph.client import PyHugeClient

client = PyHugeClient("127.0.0.1", "8080", user="admin", pwd="admin", graph="hugegraph")

"""system"""
print(client.get_graphinfo())
print(client.get_all_graphs())
print(client.get_version())
print(client.get_graph_config())

"""schema"""
schema = client.schema()
schema.propertyKey("name").asText().ifNotExist().create()
schema.propertyKey("birthDate").asText().ifNotExist().create()
schema.vertexLabel("Person").properties("name", "birthDate").usePrimaryKeyId().primaryKeys(
    "name").ifNotExist().create()
schema.vertexLabel("Movie").properties("name").usePrimaryKeyId().primaryKeys(
    "name").ifNotExist().create()
schema.edgeLabel("ActedIn").sourceLabel("Person").targetLabel("Movie").ifNotExist().create()

print(schema.getVertexLabels())
print(schema.getEdgeLabels())
print(schema.getRelations())

"""graph"""
g = client.graph()
g.addVertex("Person", {"name": "Al Pacino", "birthDate": "1940-04-25"})
g.addVertex("Person", {"name": "Robert De Niro", "birthDate": "1943-08-17"})
g.addVertex("Movie", {"name": "The Godfather"})
g.addVertex("Movie", {"name": "The Godfather Part II"})
g.addVertex("Movie", {"name": "The Godfather Coda The Death of Michael Corleone"})

g.addEdge("ActedIn", "12:Al Pacino", "13:The Godfather", {})
g.addEdge("ActedIn", "12:Al Pacino", "13:The Godfather Part II", {})
g.addEdge("ActedIn", "12:Al Pacino", "13:The Godfather Coda The Death of Michael Corleone", {})
g.addEdge("ActedIn", "12:Robert De Niro", "13:The Godfather Part II", {})

res = g.getVertexById("12:Al Pacino").label
# g.removeVertexById("12:Al Pacino")
print(res)
g.close()

"""gremlin"""
g = client.gremlin()
res = g.exec("g.V().limit(10)")
print(res)