def modify_edges(graph, modify_type, edges, attr={}, weight=None):
"""Create modify edges operation for nx graph.
Args:
graph (:class:`nx.Graph`): A nx graph.
modify_type (`type_pb2.(NX_ADD_EDGES | NX_DEL_EDGES | NX_UPDATE_EDGES)`): The modify type
edges (list): List of edges to be inserted into or delete from graph based on `modify_type`
Returns:
An op to modify edges on the graph.
"""
check_argument(graph.graph_type == graph_def_pb2.DYNAMIC_PROPERTY)
config = {}
config[types_pb2.GRAPH_NAME] = utils.s_to_attr(graph.key)
config[types_pb2.MODIFY_TYPE] = utils.modify_type_to_attr(modify_type)
config[types_pb2.PROPERTIES] = utils.s_to_attr(json.dumps(attr))
if weight:
config[types_pb2.EDGE_KEY] = utils.s_to_attr(weight)
op = Operation(
graph.session_id,
types_pb2.MODIFY_EDGES,
config=config,
large_attr=utils.bytes_to_large_attr(edges),
output_types=types_pb2.GRAPH,
)
return op
def modify_vertices(graph, modify_type, vertices):
"""Create modify vertices operation for nx graph.
Args:
graph (:class:`nx.Graph`): A nx graph.
modify_type (`type_pb2.(ADD_NODES | DEL_NODES | UPDATE_NODES)`): The modify type
vertices (list): node list.
Returns:
An op to modify vertices on the graph.
"""
check_argument(graph.graph_type == types_pb2.DYNAMIC_PROPERTY)
config = {}
config[types_pb2.GRAPH_NAME] = utils.s_to_attr(graph.key)
config[types_pb2.MODIFY_TYPE] = utils.modify_type_to_attr(modify_type)
config[types_pb2.NODES] = utils.list_str_to_attr(vertices)
op = Operation(
graph._session_id,
types_pb2.MODIFY_VERTICES,
config=config,
output_types=types_pb2.GRAPH,
)
return op
def modify_edges(graph, modify_type, edges):
"""Create modify edges operation for nx graph.
Args:
graph (:class:`nx.Graph`): A nx graph.
modify_type (`type_pb2.(ADD_EDGES | DEL_EDGES | UPDATE_EDGES)`): The modify type
edges (list): List of edges to be inserted into or delete from graph based on `modify_type`
Returns:
An op to modify edges on the graph.
"""
check_argument(graph.graph_type == types_pb2.DYNAMIC_PROPERTY)
config = {}
config[types_pb2.GRAPH_NAME] = utils.s_to_attr(graph.key)
config[types_pb2.MODIFY_TYPE] = utils.modify_type_to_attr(modify_type)
config[types_pb2.EDGES] = utils.list_str_to_attr(edges)
op = Operation(
graph._session_id,
types_pb2.MODIFY_EDGES,
config=config,
output_types=types_pb2.GRAPH,
)
return op
def modify_vertices(graph, modify_type, vertices, attr={}):
"""Create modify vertices operation for nx graph.
Args:
graph (:class:`nx.Graph`): A nx graph.
modify_type (`type_pb2.(NX_ADD_NODES | NX_DEL_NODES | NX_UPDATE_NODES)`): The modify type
vertices (list): node list.
Returns:
An op to modify vertices on the graph.
"""
check_argument(graph.graph_type == graph_def_pb2.DYNAMIC_PROPERTY)
config = {}
config[types_pb2.GRAPH_NAME] = utils.s_to_attr(graph.key)
config[types_pb2.MODIFY_TYPE] = utils.modify_type_to_attr(modify_type)
config[types_pb2.PROPERTIES] = utils.s_to_attr(json.dumps(attr))
op = Operation(
graph.session_id,
types_pb2.MODIFY_VERTICES,
config=config,
large_attr=utils.bytes_to_large_attr(vertices),
output_types=types_pb2.GRAPH,
)
return op
