| name | dgl |
| description | Deep Graph Library (DGL) — graph neural network framework. GCN, GAT, GraphSAGE, RGCN, and custom message-passing. Heterogeneous graphs, temporal graphs, and large-scale training with mini-batch sampling. |
| tags | ["dgl","graph-neural-network","gnn","message-passing","deep-learning","python","zorai"] |
Overview
Deep Graph Library (DGL) provides graph neural network implementations: GCN, GAT, GraphSAGE, GIN, RGCN, and custom message-passing. Supports heterogeneous graphs, temporal graphs, mini-batch training, and distributed sampling for large-scale graph learning.
Installation
uv pip install dgl
GCN for Node Classification
import torch
import torch.nn.functional as F
from dgl.nn import GraphConv
class GCN(torch.nn.Module):
def __init__(self, in_feats, hidden, out_feats):
super().__init__()
self.conv1 = GraphConv(in_feats, hidden)
self.conv2 = GraphConv(hidden, out_feats)
def forward(self, g, features):
x = F.relu(self.conv1(g, features))
x = self.conv2(g, x)
return F.log_softmax(x, dim=1)
Mini-Batch Training
sampler = dgl.dataloading.NeighborSampler([10, 10])
train_dataloader = dgl.dataloading.DataLoader(
g, train_nids, sampler,
batch_size=1024, shuffle=True, num_workers=4)
References