Merge branch 'master' into dist_part

benchmarks/benchmarks/model_speed/bench_rgcn_homogeneous_ns.py

@@ -34,9 +34,6 @@ class EntityClassify(nn.Module):
         Dropout
     use_self_loop : bool
         Use self loop if True, default False.
-    low_mem : bool
-        True to use low memory implementation of relation message passing function
-        trade speed with memory consumption
     """
     def __init__(self,
                  device,
@@ -48,7 +45,6 @@ class EntityClassify(nn.Module):
                  num_hidden_layers=1,
                  dropout=0,
                  use_self_loop=False,
-                 low_mem=False,
                  layer_norm=False):
         super(EntityClassify, self).__init__()
         self.device = device
@@ -60,7 +56,6 @@ class EntityClassify(nn.Module):
         self.num_hidden_layers = num_hidden_layers
         self.dropout = dropout
         self.use_self_loop = use_self_loop
-        self.low_mem = low_mem
         self.layer_norm = layer_norm
 
         self.layers = nn.ModuleList()
@@ -68,19 +63,19 @@ class EntityClassify(nn.Module):
         self.layers.append(RelGraphConv(
             self.h_dim, self.h_dim, self.num_rels, "basis",
             self.num_bases, activation=F.relu, self_loop=self.use_self_loop,
-            low_mem=self.low_mem, dropout=self.dropout, layer_norm = layer_norm))
+            dropout=self.dropout, layer_norm = layer_norm))
         # h2h
         for idx in range(self.num_hidden_layers):
             self.layers.append(RelGraphConv(
                 self.h_dim, self.h_dim, self.num_rels, "basis",
                 self.num_bases, activation=F.relu, self_loop=self.use_self_loop,
-                low_mem=self.low_mem, dropout=self.dropout, layer_norm = layer_norm))
+                dropout=self.dropout, layer_norm = layer_norm))
         # h2o
         self.layers.append(RelGraphConv(
             self.h_dim, self.out_dim, self.num_rels, "basis",
             self.num_bases, activation=None,
             self_loop=self.use_self_loop,
-            low_mem=self.low_mem, layer_norm = layer_norm))
+            layer_norm = layer_norm))
 
     def forward(self, blocks, feats, norm=None):
         if blocks is None:
@@ -196,7 +191,6 @@ def track_time(data):
     dropout = 0.5
     use_self_loop = True
     lr = 0.01
-    low_mem = True
     num_workers = 4
     iter_start = 3
     iter_count = 10
@@ -276,7 +270,6 @@ def track_time(data):
                            num_hidden_layers=n_layers - 2,
                            dropout=dropout,
                            use_self_loop=use_self_loop,
-                           low_mem=low_mem,
                            layer_norm=False)
 
     embed_layer = embed_layer.to(device)

benchmarks/benchmarks/model_speed/bench_sage_unsupervised_ns.py

@@ -4,12 +4,9 @@ import torch as th
 import torch.nn as nn
 import torch.nn.functional as F
 import torch.optim as optim
-import torch.multiprocessing as mp
-from torch.utils.data import DataLoader
 import dgl.nn.pytorch as dglnn
 import dgl.function as fn
 import time
-import traceback
 
 from .. import utils
 
@@ -123,17 +120,19 @@ def track_time(data, num_negs, batch_size):
     # Create PyTorch DataLoader for constructing blocks
     sampler = dgl.dataloading.MultiLayerNeighborSampler(
         [int(fanout) for fanout in fan_out.split(',')])
-    dataloader = dgl.dataloading.EdgeDataLoader(
-        g, train_seeds, sampler, exclude='reverse_id',
+    sampler = dgl.dataloading.as_edge_prediction_sampler(
+        sampler, exclude='reverse_id',
         # For each edge with ID e in Reddit dataset, the reverse edge is e ± |E|/2.
         reverse_eids=th.cat([
-            th.arange(n_edges // 2, n_edges),
+                            th.arange(
+                                n_edges // 2, n_edges),
                             th.arange(0, n_edges // 2)]),
-        negative_sampler=NegativeSampler(g, num_negs),
+        negative_sampler=NegativeSampler(g, num_negs))
+    dataloader = dgl.dataloading.DataLoader(
+        g, train_seeds, sampler,
         batch_size=batch_size,
         shuffle=True,
         drop_last=False,
-        pin_memory=True,
         num_workers=num_workers)
 
     # Define model and optimizer

benchmarks/benchmarks/rgcn.py

+import dgl
+from dgl.nn.pytorch import RelGraphConv
+import torch
+import torch.nn as nn
+import torch.nn.functional as F
+from . import utils
+
+class RGCN(nn.Module):
+    def __init__(self, num_nodes, h_dim, out_dim, num_rels,
+                 regularizer="basis", num_bases=-1, dropout=0.,
+                 self_loop=False,
+                 ns_mode=False):
+        super(RGCN, self).__init__()
+
+        if num_bases == -1:
+            num_bases = num_rels
+        self.emb = nn.Embedding(num_nodes, h_dim)
+        self.conv1 = RelGraphConv(h_dim, h_dim, num_rels, regularizer,
+                                  num_bases, self_loop=self_loop)
+        self.conv2 = RelGraphConv(
+            h_dim, out_dim, num_rels, regularizer, num_bases, self_loop=self_loop)
+        self.dropout = nn.Dropout(dropout)
+        self.ns_mode = ns_mode
+
+    def forward(self, g, nids=None):
+        if self.ns_mode:
+            # forward for neighbor sampling
+            x = self.emb(g[0].srcdata[dgl.NID])
+            h = self.conv1(g[0], x, g[0].edata[dgl.ETYPE], g[0].edata['norm'])
+            h = self.dropout(F.relu(h))
+            h = self.conv2(g[1], h, g[1].edata[dgl.ETYPE], g[1].edata['norm'])
+            return h
+        else:
+            x = self.emb.weight if nids is None else self.emb(nids)
+            h = self.conv1(g, x, g.edata[dgl.ETYPE], g.edata['norm'])
+            h = self.dropout(F.relu(h))
+            h = self.conv2(g, h, g.edata[dgl.ETYPE], g.edata['norm'])
+            return h
+
+
+def load_data(data_name, get_norm=False, inv_target=False):
+    dataset = utils.process_data(data_name)
+
+    # Load hetero-graph
+    hg = dataset[0]
+
+    num_rels = len(hg.canonical_etypes)
+    category = dataset.predict_category
+    num_classes = dataset.num_classes
+    labels = hg.nodes[category].data.pop('labels')
+    train_mask = hg.nodes[category].data.pop('train_mask')
+    test_mask = hg.nodes[category].data.pop('test_mask')
+    train_idx = torch.nonzero(train_mask, as_tuple=False).squeeze()
+    test_idx = torch.nonzero(test_mask, as_tuple=False).squeeze()
+
+    if get_norm:
+        # Calculate normalization weight for each edge,
+        # 1. / d, d is the degree of the destination node
+        for cetype in hg.canonical_etypes:
+            hg.edges[cetype].data['norm'] = dgl.norm_by_dst(
+                hg, cetype).unsqueeze(1)
+        edata = ['norm']
+    else:
+        edata = None
+
+    # get target category id
+    category_id = hg.ntypes.index(category)
+
+    g = dgl.to_homogeneous(hg, edata=edata)
+    # Rename the fields as they can be changed by for example DataLoader
+    g.ndata['ntype'] = g.ndata.pop(dgl.NTYPE)
+    g.ndata['type_id'] = g.ndata.pop(dgl.NID)
+    node_ids = torch.arange(g.num_nodes())
+
+    # find out the target node ids in g
+    loc = (g.ndata['ntype'] == category_id)
+    target_idx = node_ids[loc]
+
+    if inv_target:
+        # Map global node IDs to type-specific node IDs. This is required for
+        # looking up type-specific labels in a minibatch
+        inv_target = torch.empty((g.num_nodes(),), dtype=torch.int64)
+        inv_target[target_idx] = torch.arange(0, target_idx.shape[0],
+                                              dtype=inv_target.dtype)
+        return g, num_rels, num_classes, labels, train_idx, test_idx, target_idx, inv_target
+    else:
+        return g, num_rels, num_classes, labels, train_idx, test_idx, target_idx

benchmarks/scripts/torch_gpu_pip.txt

---find-links https://download.pytorch.org/whl/lts/1.8/torch_lts.html
-torch==1.8.1+cu111
-torchvision==0.9.1+cu111
+--find-links https://download.pytorch.org/whl/torch
+torch==1.9.0+cu111
+torchvision
 pytest
 nose
 numpy
@@ -12,7 +12,8 @@ nltk
 requests[security]
 tqdm
 awscli
-torchtext==0.9.1
+torchtext
 pandas
 rdflib
 ogb==1.3.1
+torchmetrics
\ No newline at end of file

dglgo/README.md

@@ -61,7 +61,7 @@ Let's use one of the most classical setups -- training a GraphSAGE model for nod
 classification on the Cora citation graph dataset as an
 example.
 
-### Step one: `dgl configure`
+### Step 1: `dgl configure`
 
 First step, use `dgl configure` to generate a YAML configuration file.
 
@@ -85,7 +85,7 @@ At this point you can also change options to explore optimization potentials.
 The snippet below shows the configuration file generated by the command above.
 
 ```yaml
-version: 0.0.1
+version: 0.0.2
 pipeline_name: nodepred
 pipeline_mode: train
 device: cpu
@@ -181,7 +181,7 @@ That's all! Basically you only need two commands to train a graph neural network
 
 ### Step 3: `dgl export` for more advanced customization
 
-That's not everything yet. You may want to open the hood and and invoke deeper
+That's not everything yet. You may want to open the hood and invoke deeper
 customization. DGL-Go can export a **self-contained, reproducible** Python
 script for you to do anything you like.
 

dglgo/dglgo/utils/enter_config.py

@@ -23,7 +23,7 @@ class PipelineConfig(DGLBaseModel):
     loss: str = "CrossEntropyLoss"
 
 class UserConfig(DGLBaseModel):
-    version: Optional[str] = "0.0.1"
+    version: Optional[str] = "0.0.2"
     pipeline_name: PipelineFactory.get_pipeline_enum()
     pipeline_mode: str
     device: str = "cpu"

dglgo/recipes/graphpred_hiv_gin.yaml

-version: 0.0.1
+version: 0.0.2
 pipeline_name: graphpred
 pipeline_mode: train
 device: cuda:0                # Torch device name, e.q. cpu or cuda or cuda:0

dglgo/recipes/graphpred_hiv_pna.yaml

-version: 0.0.1
+version: 0.0.2
 pipeline_name: graphpred
 pipeline_mode: train
 device: cuda:0                # Torch device name, e.q. cpu or cuda or cuda:0

dglgo/recipes/graphpred_pcba_gin.yaml

-version: 0.0.1
+version: 0.0.2
 pipeline_name: graphpred
 pipeline_mode: train
 device: cuda:0                # Torch device name, e.q. cpu or cuda or cuda:0

dglgo/recipes/linkpred_citation2_sage.yaml

-version: 0.0.1
+version: 0.0.2
 pipeline_name: linkpred
 pipeline_mode: train
 device: cpu

dglgo/recipes/linkpred_collab_sage.yaml

-version: 0.0.1
+version: 0.0.2
 pipeline_name: linkpred
 pipeline_mode: train
 device: cpu

dglgo/recipes/linkpred_cora_sage.yaml

-version: 0.0.1
+version: 0.0.2
 pipeline_name: linkpred
 pipeline_mode: train
 device: cuda

dglgo/recipes/nodepred-ns_arxiv_gcn.yaml

 # Accuracy across 5 runs: 0.593288 ± 0.006103
-version: 0.0.1
+version: 0.0.2
 pipeline_name: nodepred-ns
 pipeline_mode: train
 device: 'cuda:0'

dglgo/recipes/nodepred-ns_product_sage.yaml

 # Accuracy across 1 runs: 0.796911
-version: 0.0.1
+version: 0.0.2
 pipeline_name: nodepred-ns
 pipeline_mode: train
 device: cuda

dglgo/recipes/nodepred_citeseer_gat.yaml

 # Accuracy across 10 runs: 0.7097 ± 0.006914
-version: 0.0.1
+version: 0.0.2
 pipeline_name: nodepred
 pipeline_mode: train
 device: cuda:0

dglgo/recipes/nodepred_citeseer_gcn.yaml

 # Accuracy across 10 runs: 0.6852 ± 0.008875
-version: 0.0.1
+version: 0.0.2
 pipeline_name: nodepred
 pipeline_mode: train
 device: cuda:0

dglgo/recipes/nodepred_citeseer_sage.yaml

 # Accuracy across 10 runs: 0.6994 ± 0.004005
-version: 0.0.1
+version: 0.0.2
 pipeline_name: nodepred
 pipeline_mode: train
 device: cuda:0

dglgo/recipes/nodepred_cora_gat.yaml

 # Accuracy across 10 runs: 0.8208 ± 0.00663
-version: 0.0.1
+version: 0.0.2
 pipeline_name: nodepred
 pipeline_mode: train
 device: cuda:0

dglgo/recipes/nodepred_cora_gcn.yaml

 # Accuracy across 10 runs: 0.802 ± 0.005329
-version: 0.0.1
+version: 0.0.2
 pipeline_name: nodepred
 pipeline_mode: train
 device: cuda:0

dglgo/recipes/nodepred_cora_sage.yaml

 # Accuracy across 10 runs: 0.8163 ± 0.006856
-version: 0.0.1
+version: 0.0.2
 pipeline_name: nodepred
 pipeline_mode: train
 device: cuda:0