def __init__(self, reader=None, writer=None):
GraphSONMessageSerializer.__init__(
self, reader, writer, b"application/vnd.gremlin-v2.0+json")
if not reader:
self._graphson_reader = graphsonV2d0.GraphSONReader()
if not writer:
self._graphson_writer = graphsonV2d0.GraphSONWriter()
self.standard = Standard(self._graphson_writer)
self.traversal = Traversal(self._graphson_writer)
import collections
try:
import ujson as json
except ImportError:
import json
from gremlin_python.structure.io import graphsonV2d0 as graphson
from hobgoblin.element import Vertex, Edge, VertexProperty
from hobgoblin.manager import ListVertexPropertyManager
writer = graphson.GraphSONWriter()
AdjList = collections.namedtuple("AdjList", "vertex inE outE")
vp_id = 10
def dump(fpath, *adj_lists, mode="w"):
"""Convert Hobgoblin elements to GraphSON"""
with open(fpath, mode) as f:
for adj_list in adj_lists:
dumped = dumps(adj_list)
f.write(dumped + '\n')
def dumps(adj_list):
"""Convert Hobgoblin elements to GraphSON"""
vertex = _prep_vertex(adj_list.vertex)
for inE in adj_list.inE:
prepped = _prep_edge(inE, "inV")
label = inE.__label__
def __init__(self):
reader = graphsonV2d0.GraphSONReader()
writer = graphsonV2d0.GraphSONWriter()
version = b"application/vnd.gremlin-v2.0+json"
super(GraphSONSerializersV2d0, self).__init__(reader, writer, version)
