[API Deprecation] Remove candidates in DGLGraph (#4946)

benchmarks/benchmarks/api/bench_builtin_multi_update_all.py

@@ -31,7 +31,7 @@ def track_time(feat_size, num_relations, multi_reduce_type):
     update_dict = {}
     for i in range(num_relations):
         update_dict['e_{}'.format(i)] = (
-            fn.copy_src('h', 'm'), fn.sum('m', 'h'))
+            fn.copy_u('h', 'm'), fn.sum('m', 'h'))
     graph.multi_update_all(
         update_dict,
         multi_reduce_type)

docs/source/api/python/dgl.function.rst

@@ -117,10 +117,6 @@ Here is a cheatsheet of all the DGL built-in functions.
 | Unary message function  | ``copy_u``                                                      |                       |
 |                         +-----------------------------------------------------------------+-----------------------+
 |                         | ``copy_e``                                                      |                       |
-|                         +-----------------------------------------------------------------+-----------------------+
-|                         | ``copy_src``                                                    |  alias of ``copy_u``  |
-|                         +-----------------------------------------------------------------+-----------------------+
-|                         | ``copy_edge``                                                   |  alias of ``copy_e``  |
 +-------------------------+-----------------------------------------------------------------+-----------------------+
 | Binary message function | ``u_add_v``, ``u_sub_v``, ``u_mul_v``, ``u_div_v``, ``u_dot_v`` |                       |
 |                         +-----------------------------------------------------------------+-----------------------+
@@ -133,8 +129,6 @@ Here is a cheatsheet of all the DGL built-in functions.
 |                         | ``e_add_u``, ``e_sub_u``, ``e_mul_u``, ``e_div_u``, ``e_dot_u`` |                       |
 |                         +-----------------------------------------------------------------+-----------------------+
 |                         | ``e_add_v``, ``e_sub_v``, ``e_mul_v``, ``e_div_v``, ``e_dot_v`` |                       |
-|                         +-----------------------------------------------------------------+-----------------------+
-|                         | ``src_mul_edge``                                                |  alias of ``u_mul_e`` |
 +-------------------------+-----------------------------------------------------------------+-----------------------+
 | Reduce function         | ``max``                                                         |                       |
 |                         +-----------------------------------------------------------------+-----------------------+
@@ -151,9 +145,6 @@ Message functions
 .. autosummary::
     :toctree: ../../generated/
 
-    copy_src
-    copy_edge
-    src_mul_edge
     copy_u
     copy_e
     u_add_v

examples/mxnet/gcn/gcn_concat.py

@@ -28,7 +28,7 @@ class GCNLayer(gluon.Block):
 
     def forward(self, h):
         self.g.ndata['h'] = h * self.g.ndata['out_norm']
-        self.g.update_all(fn.copy_src(src='h', out='m'),
+        self.g.update_all(fn.copy_u(u='h', out='m'),
                           fn.sum(msg='m', out='accum'))
         accum = self.g.ndata.pop('accum')
         accum = self.dense(accum * self.g.ndata['in_norm'])

examples/mxnet/monet/citation.py

@@ -118,7 +118,7 @@ def main(args):
     pseudo = []
     for i in range(g.number_of_edges()):
         pseudo.append(
-            [1 / np.sqrt(g.in_degree(us[i])), 1 / np.sqrt(g.in_degree(vs[i]))]
+            [1 / np.sqrt(g.in_degrees(us[i])), 1 / np.sqrt(g.in_degrees(vs[i]))]
         )
     pseudo = nd.array(pseudo, ctx=ctx)
 

examples/mxnet/tree_lstm/train.py

@@ -171,7 +171,7 @@ def main(args):
                 root_ids = [
                     i
                     for i in range(batch.graph.number_of_nodes())
-                    if batch.graph.out_degree(i) == 0
+                    if batch.graph.out_degrees(i) == 0
                 ]
                 root_acc = np.sum(
                     batch.label.asnumpy()[root_ids] == pred.asnumpy()[root_ids]
@@ -208,7 +208,7 @@ def main(args):
             root_ids = [
                 i
                 for i in range(batch.graph.number_of_nodes())
-                if batch.graph.out_degree(i) == 0
+                if batch.graph.out_degrees(i) == 0
             ]
             root_acc = np.sum(
                 batch.label.asnumpy()[root_ids] == pred.asnumpy()[root_ids]
@@ -261,7 +261,7 @@ def main(args):
         root_ids = [
             i
             for i in range(batch.graph.number_of_nodes())
-            if batch.graph.out_degree(i) == 0
+            if batch.graph.out_degrees(i) == 0
         ]
         root_acc = np.sum(
             batch.label.asnumpy()[root_ids] == pred.asnumpy()[root_ids]

examples/pytorch/dgmg/model.py

@@ -204,7 +204,7 @@ class ChooseDestAndUpdate(nn.Module):
         if not self.training:
             dest = Categorical(dests_probs).sample().item()
 
-        if not g.has_edge_between(src, dest):
+        if not g.has_edges_between(src, dest):
             # For undirected graphs, we add edges for both directions
             # so that we can perform graph propagation.
             src_list = [src, dest]

examples/pytorch/diffpool/model/dgl_layers/gnn.py

@@ -40,7 +40,7 @@ class GraphSageLayer(nn.Module):
         if self.use_bn and not hasattr(self, 'bn'):
             device = h.device
             self.bn = nn.BatchNorm1d(h.size()[1]).to(device)
-        g.update_all(fn.copy_src(src='h', out='m'), self.aggregator,
+        g.update_all(fn.copy_u(u='h', out='m'), self.aggregator,
                      self.bundler)
         if self.use_bn:
             h = self.bn(h)

examples/pytorch/gcmc/model.py

@@ -89,7 +89,7 @@ class GCMCGraphConv(nn.Module):
 
             feat = feat * self.dropout(cj)
             graph.srcdata['h'] = feat
-            graph.update_all(fn.copy_src(src='h', out='m'),
+            graph.update_all(fn.copy_u(u='h', out='m'),
                              fn.sum(msg='m', out='h'))
             rst = graph.dstdata['h']
             rst = rst * ci

examples/pytorch/ggnn/data_utils.py

@@ -117,10 +117,10 @@ def _ns_dataloader(
 
             edge_types = []
             for s, e, t in edges:
-                g.add_edge(nid2idx[s], nid2idx[t])
+                g.add_edges(nid2idx[s], nid2idx[t])
                 edge_types.append(e)
                 if e in reverse_edge:
-                    g.add_edge(nid2idx[t], nid2idx[s])
+                    g.add_edges(nid2idx[t], nid2idx[s])
                     edge_types.append(reverse_edge[e])
             g.edata["type"] = torch.tensor(edge_types, dtype=torch.long)
             annotation = torch.zeros(len(node_ids), dtype=torch.long)
@@ -234,10 +234,10 @@ def _gc_dataloader(
 
             edge_types = []
             for s, e, t in edges:
-                g.add_edge(nid2idx[s], nid2idx[t])
+                g.add_edges(nid2idx[s], nid2idx[t])
                 edge_types.append(e)
                 if e in reverse_edge:
-                    g.add_edge(nid2idx[t], nid2idx[s])
+                    g.add_edges(nid2idx[t], nid2idx[s])
                     edge_types.append(reverse_edge[e])
             g.edata["type"] = torch.tensor(edge_types, dtype=torch.long)
             annotation = torch.zeros([len(node_ids), 2], dtype=torch.long)
@@ -361,10 +361,10 @@ def _path_finding_dataloader(
 
             edge_types = []
             for s, e, t in edges:
-                g.add_edge(nid2idx[s], nid2idx[t])
+                g.add_edges(nid2idx[s], nid2idx[t])
                 edge_types.append(e)
                 if e in reverse_edge:
-                    g.add_edge(nid2idx[t], nid2idx[s])
+                    g.add_edges(nid2idx[t], nid2idx[s])
                     edge_types.append(reverse_edge[e])
             g.edata["type"] = torch.tensor(edge_types, dtype=torch.long)
             annotation = torch.zeros([len(node_ids), 2], dtype=torch.long)

examples/pytorch/graph_matching/ged.py

@@ -179,7 +179,7 @@ def get_edges_to_match(G, node_id, matched_nodes):
     index = np.array([], dtype=int)
     direction = np.array([], dtype=int)
     if G.has_edge_between(node_id, node_id):
-        self_edge_ids = G.edge_id(node_id, node_id, return_array=True).numpy()
+        self_edge_ids = G.edge_ids(node_id, node_id, return_array=True).numpy()
         incident_edges = np.concatenate((incident_edges, self_edge_ids))
         index = np.concatenate((index, [-1] * len(self_edge_ids)))
         direction = np.concatenate((direction, [0] * len(self_edge_ids)))
@@ -647,7 +647,7 @@ def contextual_cost_matrix_construction(
     for i in range(num_G1_nodes):
         if G1.has_edge_between(i, i):
             self_edge_list_G1[i] = sorted(
-                G1.edge_id(i, i, return_array=True).numpy()
+                G1.edge_ids(i, i, return_array=True).numpy()
             )
         incoming_edges_G1[i] = G1.in_edges([i], "eid").numpy()
         incoming_edges_G1[i] = np.setdiff1d(
@@ -660,7 +660,7 @@ def contextual_cost_matrix_construction(
     for i in range(num_G2_nodes):
         if G2.has_edge_between(i, i):
             self_edge_list_G2[i] = sorted(
-                G2.edge_id(i, i, return_array=True).numpy()
+                G2.edge_ids(i, i, return_array=True).numpy()
             )
         incoming_edges_G2[i] = G2.in_edges([i], "eid").numpy()
         incoming_edges_G2[i] = np.setdiff1d(
@@ -790,7 +790,7 @@ def hausdorff_matching(
     for i in range(num_G1_nodes):
         if G1.has_edge_between(i, i):
             self_edge_list_G1[i] = sorted(
-                G1.edge_id(i, i, return_array=True).numpy()
+                G1.edge_ids(i, i, return_array=True).numpy()
             )
         incoming_edges_G1[i] = G1.in_edges([i], "eid").numpy()
         incoming_edges_G1[i] = np.setdiff1d(
@@ -803,7 +803,7 @@ def hausdorff_matching(
     for i in range(num_G2_nodes):
         if G2.has_edge_between(i, i):
             self_edge_list_G2[i] = sorted(
-                G2.edge_id(i, i, return_array=True).numpy()
+                G2.edge_ids(i, i, return_array=True).numpy()
             )
         incoming_edges_G2[i] = G2.in_edges([i], "eid").numpy()
         incoming_edges_G2[i] = np.setdiff1d(

examples/pytorch/gxn/networks.py

@@ -251,7 +251,7 @@ class GraphCrossNet(torch.nn.Module):
             edge_feat = self.e2l_lin(edge_feat)
             with graph.local_scope():
                 graph.edata["he"] = edge_feat
-                graph.update_all(fn.copy_edge("he", "m"), fn.sum("m", "hn"))
+                graph.update_all(fn.copy_e("he", "m"), fn.sum("m", "hn"))
                 edge2node_feat = graph.ndata.pop("hn")
                 node_feat = torch.cat((node_feat, edge2node_feat), dim=1)
 

examples/pytorch/hgp_sl/layers.py

@@ -44,7 +44,7 @@ class WeightedGraphConv(GraphConv):
             n_feat = n_feat * src_norm
             graph.ndata["h"] = n_feat
             graph.edata["e"] = e_feat
-            graph.update_all(fn.src_mul_edge("h", "e", "m"),
+            graph.update_all(fn.u_mul_e("h", "e", "m"),
                              fn.sum("m", "h"))
             n_feat = graph.ndata.pop("h")
             n_feat = n_feat * dst_norm
@@ -100,7 +100,7 @@ class NodeInfoScoreLayer(nn.Module):
                 graph.ndata["h"] = src_feat
                 graph.edata["e"] = e_feat
                 graph = dgl.remove_self_loop(graph)
-                graph.update_all(fn.src_mul_edge("h", "e", "m"), fn.sum("m", "h"))
+                graph.update_all(fn.u_mul_e("h", "e", "m"), fn.sum("m", "h"))
                 
                 dst_feat = graph.ndata.pop("h") * dst_norm
                 feat = feat - dst_feat
@@ -111,7 +111,7 @@ class NodeInfoScoreLayer(nn.Module):
                 graph.ndata["h"] = feat
                 graph.edata["e"] = e_feat
                 graph = dgl.remove_self_loop(graph)
-                graph.update_all(fn.src_mul_edge("h", "e", "m"), fn.sum("m", "h"))
+                graph.update_all(fn.u_mul_e("h", "e", "m"), fn.sum("m", "h"))
 
                 feat = feat - dst_norm * graph.ndata.pop("h")
 

examples/pytorch/jtnn/jtnn/jtmpn.py

@@ -114,11 +114,11 @@ class LoopyBPUpdate(nn.Module):
 
 if PAPER:
     mpn_gather_msg = [
-        DGLF.copy_edge(edge='msg', out='msg'),
-        DGLF.copy_edge(edge='alpha', out='alpha')
+        DGLF.copy_e(edge='msg', out='msg'),
+        DGLF.copy_e(edge='alpha', out='alpha')
     ]
 else:
-    mpn_gather_msg = DGLF.copy_edge(edge='msg', out='msg')
+    mpn_gather_msg = DGLF.copy_e(edge='msg', out='msg')
 
 
 if PAPER:

examples/pytorch/jtnn/jtnn/jtnn_dec.py

@@ -21,7 +21,7 @@ def dfs_order(forest, roots):
         # using find_edges().
         yield e ^ l, l
 
-dec_tree_node_msg = DGLF.copy_edge(edge='m', out='m')
+dec_tree_node_msg = DGLF.copy_e(edge='m', out='m')
 dec_tree_node_reduce = DGLF.sum(msg='m', out='h')
 
 
@@ -353,7 +353,7 @@ class DGLJTNNDecoder(nn.Module):
                     break   # At root, terminate
 
                 pu, _ = stack[-2]
-                u_pu = mol_tree_graph.edge_id(u, pu)
+                u_pu = mol_tree_graph.edge_ids(u, pu)
 
                 mol_tree_graph_lg.pull(u_pu, DGLF.copy_u('m', 'm'), DGLF.sum('m', 's'))
                 mol_tree_graph_lg.pull(u_pu, DGLF.copy_u('rm', 'rm'), DGLF.sum('rm', 'accum_rm'))

examples/pytorch/line_graph/gnn.py

@@ -31,11 +31,11 @@ class GNNModule(nn.Module):
     def aggregate(self, g, z):
         z_list = []
         g.ndata['z'] = z
-        g.update_all(fn.copy_src(src='z', out='m'), fn.sum(msg='m', out='z'))
+        g.update_all(fn.copy_u(u='z', out='m'), fn.sum(msg='m', out='z'))
         z_list.append(g.ndata['z'])
         for i in range(self.radius - 1):
             for j in range(2 ** i):
-                g.update_all(fn.copy_src(src='z', out='m'), fn.sum(msg='m', out='z'))
+                g.update_all(fn.copy_u(u='z', out='m'), fn.sum(msg='m', out='z'))
             z_list.append(g.ndata['z'])
         return z_list
 
@@ -45,7 +45,7 @@ class GNNModule(nn.Module):
         sum_x = sum(theta(z) for theta, z in zip(self.theta_list, self.aggregate(g, x)))
 
         g.edata['y'] = y
-        g.update_all(fn.copy_edge(edge='y', out='m'), fn.sum('m', 'pmpd_y'))
+        g.update_all(fn.copy_e(e='y', out='m'), fn.sum('m', 'pmpd_y'))
         pmpd_y = g.ndata.pop('pmpd_y')
 
         x = self.theta_x(x) + self.theta_deg(deg_g * x) + sum_x + self.theta_y(pmpd_y)

examples/pytorch/ogb/cluster-sage/main.py

@@ -270,8 +270,8 @@ if __name__ == "__main__":
     mask[test_idx] = True
     graph.ndata["test_mask"] = mask
 
-    graph.in_degree(0)
-    graph.out_degree(0)
+    graph.in_degrees(0)
+    graph.out_degrees(0)
     graph.find_edges(0)
 
     cluster_iter_data = ClusterIter(

examples/pytorch/ogb/deepwalk/reading_data.py

@@ -125,7 +125,6 @@ def net2graph(net_sm):
 
 
 def make_undirected(G):
-    # G.readonly(False)
     G.add_edges(G.edges()[1], G.edges()[0])
     return G
 

examples/pytorch/ogb/line/reading_data.py

@@ -124,7 +124,6 @@ def net2graph(net_sm):
 
 
 def make_undirected(G):
-    # G.readonly(False)
     G.add_edges(G.edges()[1], G.edges()[0])
     return G
 

examples/pytorch/ogb/ogbn-proteins/models.py

@@ -63,7 +63,7 @@ class MWEConv(nn.Module):
             else:
                 g.ndata["feat_" + str(c)] = node_state_c
             g.update_all(
-                fn.src_mul_edge("feat_" + str(c), "feat_" + str(c), "m"), fn.sum("m", "feat_" + str(c) + "_new")
+                fn.u_mul_e("feat_" + str(c), "feat_" + str(c), "m"), fn.sum("m", "feat_" + str(c) + "_new")
             )
             node_state_c = g.ndata.pop("feat_" + str(c) + "_new")
             if self._out_feats >= self._in_feats:

examples/pytorch/pagerank.py

@@ -15,7 +15,7 @@ def compute_pagerank(g):
     degrees = g.out_degrees(g.nodes()).type(torch.float32)
     for k in range(K):
         g.ndata['pv'] = g.ndata['pv'] / degrees
-        g.update_all(message_func=fn.copy_src(src='pv', out='m'),
+        g.update_all(message_func=fn.copy_u(u='pv', out='m'),
                      reduce_func=fn.sum(msg='m', out='pv'))
         g.ndata['pv'] = (1 - DAMP) / N + DAMP * g.ndata['pv']
     return g.ndata['pv']