change gnn input position

model_zoo/official/gnn/gat/src/gat.py

@@ -19,7 +19,6 @@ from mindspore.ops import functional as F
 from mindspore._extends import cell_attr_register
 from mindspore import Tensor, Parameter
 from mindspore.common.initializer import initializer
-from mindspore._checkparam import Validator
 from mindspore.nn.layer.activation import get_activation
 
 
@@ -72,9 +71,9 @@ class GNNFeatureTransform(nn.Cell):
                  bias_init='zeros',
                  has_bias=True):
         super(GNNFeatureTransform, self).__init__()
-        self.in_channels = Validator.check_positive_int(in_channels)
+        self.in_channels = in_channels
-        self.out_channels = Validator.check_positive_int(out_channels)
+        self.out_channels = out_channels
-        self.has_bias = Validator.check_bool(has_bias)
+        self.has_bias = has_bias
 
         if isinstance(weight_init, Tensor):
             if weight_init.dim() != 2 or weight_init.shape[0] != out_channels or \
@@ -259,8 +258,8 @@ class AttentionHead(nn.Cell):
                  coef_activation=nn.LeakyReLU(),
                  activation=nn.ELU()):
         super(AttentionHead, self).__init__()
-        self.in_channel = Validator.check_positive_int(in_channel)
+        self.in_channel = in_channel
-        self.out_channel = Validator.check_positive_int(out_channel)
+        self.out_channel = out_channel
         self.in_drop_ratio = in_drop_ratio
         self.in_drop = nn.Dropout(keep_prob=1 - in_drop_ratio)
         self.in_drop_2 = nn.Dropout(keep_prob=1 - in_drop_ratio)
@@ -284,7 +283,7 @@ class AttentionHead(nn.Cell):
         self.matmul = P.MatMul()
         self.bias_add = P.BiasAdd()
         self.bias = Parameter(initializer('zeros', self.out_channel), name='bias')
-        self.residual = Validator.check_bool(residual)
+        self.residual = residual
         if self.residual:
             if in_channel != out_channel:
                 self.residual_transform_flag = True
@@ -436,8 +435,6 @@ class GAT(nn.Cell):
     """
 
     def __init__(self,
-                 features,
-                 biases,
                  ftr_dims,
                  num_class,
                  num_nodes,
@@ -448,17 +445,15 @@ class GAT(nn.Cell):
                  activation=nn.ELU(),
                  residual=False):
         super(GAT, self).__init__()
-        self.features = Tensor(features)
+        self.ftr_dims = ftr_dims
-        self.biases = Tensor(biases)
+        self.num_class = num_class
-        self.ftr_dims = Validator.check_positive_int(ftr_dims)
+        self.num_nodes = num_nodes
-        self.num_class = Validator.check_positive_int(num_class)
-        self.num_nodes = Validator.check_positive_int(num_nodes)
         self.hidden_units = hidden_units
         self.num_heads = num_heads
         self.attn_drop = attn_drop
         self.ftr_drop = ftr_drop
         self.activation = activation
-        self.residual = Validator.check_bool(residual)
+        self.residual = residual
         self.layers = []
         # first layer
         self.layers.append(AttentionAggregator(
@@ -491,9 +486,9 @@ class GAT(nn.Cell):
             output_transform='sum'))
         self.layers = nn.layer.CellList(self.layers)
 
-    def construct(self, training=True):
+    def construct(self, feature, biases, training=True):
-        input_data = self.features
+        input_data = feature
-        bias_mat = self.biases
+        bias_mat = biases
         for cell in self.layers:
             input_data = cell(input_data, bias_mat, training)
         return input_data/self.num_heads[-1]

model_zoo/official/gnn/gat/src/utils.py

@@ -103,8 +103,8 @@ class LossAccuracyWrapper(nn.Cell):
         self.loss_func = MaskedSoftMaxLoss(num_class, label, mask, l2_coeff, self.network.trainable_params())
         self.acc_func = MaskedAccuracy(num_class, label, mask)
 
-    def construct(self):
+    def construct(self, feature, biases):
-        logits = self.network(training=False)
+        logits = self.network(feature, biases, training=False)
         loss = self.loss_func(logits)
         accuracy = self.acc_func(logits)
         return loss, accuracy
@@ -120,8 +120,8 @@ class LossNetWrapper(nn.Cell):
         params = list(param for param in self.network.trainable_params() if param.name[-4:] != 'bias')
         self.loss_func = MaskedSoftMaxLoss(num_class, label, mask, l2_coeff, params)
 
-    def construct(self):
+    def construct(self, feature, biases):
-        logits = self.network()
+        logits = self.network(feature, biases)
         loss = self.loss_func(logits)
         return loss
 
@@ -145,11 +145,11 @@ class TrainOneStepCell(nn.Cell):
         self.grad = C.GradOperation(get_by_list=True, sens_param=True)
         self.sens = sens
 
-    def construct(self):
+    def construct(self, feature, biases):
         weights = self.weights
-        loss = self.network()
+        loss = self.network(feature, biases)
         sens = P.Fill()(P.DType()(loss), P.Shape()(loss), self.sens)
-        grads = self.grad(self.network, weights)(sens)
+        grads = self.grad(self.network, weights)(feature, biases, sens)
         return F.depend(loss, self.optimizer(grads))
 
 
@@ -174,7 +174,7 @@ class TrainGAT(nn.Cell):
         self.loss_train_net = TrainOneStepCell(loss_net, optimizer)
         self.accuracy_func = MaskedAccuracy(num_class, label, mask)
 
-    def construct(self):
+    def construct(self, feature, biases):
-        loss = self.loss_train_net()
+        loss = self.loss_train_net(feature, biases)
-        accuracy = self.accuracy_func(self.network())
+        accuracy = self.accuracy_func(self.network(feature, biases))
         return loss, accuracy

model_zoo/official/gnn/gat/train.py

@@ -20,6 +20,7 @@ import numpy as np
 import mindspore.context as context
 from mindspore.train.serialization import save_checkpoint, load_checkpoint
 from mindspore.common import set_seed
+from mindspore import Tensor
 
 from src.config import GatConfig
 from src.dataset import load_and_process
@@ -56,9 +57,7 @@ def train():
     num_nodes = feature.shape[1]
     num_class = y_train.shape[2]
 
-    gat_net = GAT(feature,
+    gat_net = GAT(feature_size,
-                  biases,
-                  feature_size,
                   num_class,
                   num_nodes,
                   hid_units,
@@ -67,6 +66,9 @@ def train():
                   ftr_drop=GatConfig.feature_dropout)
     gat_net.add_flags_recursive(fp16=True)
 
+    feature = Tensor(feature)
+    biases = Tensor(biases)
+
     eval_net = LossAccuracyWrapper(gat_net,
                                    num_class,
                                    y_val,
@@ -84,11 +86,11 @@ def train():
     val_acc_max = 0.0
     val_loss_min = np.inf
     for _epoch in range(num_epochs):
-        train_result = train_net()
+        train_result = train_net(feature, biases)
         train_loss = train_result[0].asnumpy()
         train_acc = train_result[1].asnumpy()
 
-        eval_result = eval_net()
+        eval_result = eval_net(feature, biases)
         eval_loss = eval_result[0].asnumpy()
         eval_acc = eval_result[1].asnumpy()
 
@@ -110,9 +112,7 @@ def train():
                 print("Early Stop Triggered!, Min loss: {}, Max accuracy: {}".format(val_loss_min, val_acc_max))
                 print("Early stop model validation loss: {}, accuracy{}".format(val_loss_model, val_acc_model))
                 break
-    gat_net_test = GAT(feature,
+    gat_net_test = GAT(feature_size,
-                       biases,
-                       feature_size,
                        num_class,
                        num_nodes,
                        hid_units,
@@ -127,7 +127,7 @@ def train():
                                    y_test,
                                    test_mask,
                                    l2_coeff)
-    test_result = test_net()
+    test_result = test_net(feature, biases)
     print("Test loss={}, test acc={}".format(test_result[0], test_result[1]))
 
 

model_zoo/official/gnn/gcn/src/gcn.py

@@ -92,15 +92,12 @@ class GCN(nn.Cell):
         output_dim (int): The number of output channels, equal to classes num.
     """
 
-    def __init__(self, config, adj, feature, output_dim):
+    def __init__(self, config, input_dim, output_dim):
         super(GCN, self).__init__()
-        self.adj = Tensor(adj)
-        self.feature = Tensor(feature)
-        input_dim = feature.shape[1]
         self.layer0 = GraphConvolution(input_dim, config.hidden1, activation="relu", dropout_ratio=config.dropout)
         self.layer1 = GraphConvolution(config.hidden1, output_dim, dropout_ratio=None)
 
-    def construct(self):
+    def construct(self, adj, feature):
-        output0 = self.layer0(self.adj, self.feature)
+        output0 = self.layer0(adj, feature)
-        output1 = self.layer1(self.adj, output0)
+        output1 = self.layer1(adj, output0)
         return output1

model_zoo/official/gnn/gcn/src/metrics.py

@@ -91,8 +91,8 @@ class LossAccuracyWrapper(nn.Cell):
         self.loss = Loss(label, mask, weight_decay, network.trainable_params()[0])
         self.accuracy = Accuracy(label, mask)
 
-    def construct(self):
+    def construct(self, adj, feature):
-        preds = self.network()
+        preds = self.network(adj, feature)
         loss = self.loss(preds)
         accuracy = self.accuracy(preds)
         return loss, accuracy
@@ -114,8 +114,8 @@ class LossWrapper(nn.Cell):
         self.network = network
         self.loss = Loss(label, mask, weight_decay, network.trainable_params()[0])
 
-    def construct(self):
+    def construct(self, adj, feature):
-        preds = self.network()
+        preds = self.network(adj, feature)
         loss = self.loss(preds)
         return loss
 
@@ -154,11 +154,11 @@ class TrainOneStepCell(nn.Cell):
         self.grad = C.GradOperation(get_by_list=True, sens_param=True)
         self.sens = sens
 
-    def construct(self):
+    def construct(self, adj, feature):
         weights = self.weights
-        loss = self.network()
+        loss = self.network(adj, feature)
         sens = P.Fill()(P.DType()(loss), P.Shape()(loss), self.sens)
-        grads = self.grad(self.network, weights)(sens)
+        grads = self.grad(self.network, weights)(adj, feature, sens)
         return F.depend(loss, self.optimizer(grads))
 
 
@@ -182,7 +182,7 @@ class TrainNetWrapper(nn.Cell):
         self.loss_train_net = TrainOneStepCell(loss_net, optimizer)
         self.accuracy = Accuracy(label, mask)
 
-    def construct(self):
+    def construct(self, adj, feature):
-        loss = self.loss_train_net()
+        loss = self.loss_train_net(adj, feature)
-        accuracy = self.accuracy(self.network())
+        accuracy = self.accuracy(self.network(adj, feature))
         return loss, accuracy

model_zoo/official/gnn/gcn/train.py

@@ -26,6 +26,7 @@ from matplotlib import pyplot as plt
 from matplotlib import animation
 from sklearn import manifold
 from mindspore import context
+from mindspore import Tensor
 from mindspore.common import set_seed
 from mindspore.train.serialization import save_checkpoint, load_checkpoint
 
@@ -71,9 +72,13 @@ def train():
     test_mask = get_mask(nodes_num, nodes_num - args_opt.test_nodes_num, nodes_num)
 
     class_num = label_onehot.shape[1]
-    gcn_net = GCN(config, adj, feature, class_num)
+    input_dim = feature.shape[1]
+    gcn_net = GCN(config, input_dim, class_num)
     gcn_net.add_flags_recursive(fp16=True)
 
+    adj = Tensor(adj)
+    feature = Tensor(feature)
+
     eval_net = LossAccuracyWrapper(gcn_net, label_onehot, eval_mask, config.weight_decay)
     train_net = TrainNetWrapper(gcn_net, label_onehot, train_mask, config)
 
@@ -92,12 +97,12 @@ def train():
         t = time.time()
 
         train_net.set_train()
-        train_result = train_net()
+        train_result = train_net(adj, feature)
         train_loss = train_result[0].asnumpy()
         train_accuracy = train_result[1].asnumpy()
 
         eval_net.set_train(False)
-        eval_result = eval_net()
+        eval_result = eval_net(adj, feature)
         eval_loss = eval_result[0].asnumpy()
         eval_accuracy = eval_result[1].asnumpy()
 
@@ -115,14 +120,14 @@ def train():
             print("Early stopping...")
             break
     save_checkpoint(gcn_net, "ckpts/gcn.ckpt")
-    gcn_net_test = GCN(config, adj, feature, class_num)
+    gcn_net_test = GCN(config, input_dim, class_num)
     load_checkpoint("ckpts/gcn.ckpt", net=gcn_net_test)
     gcn_net_test.add_flags_recursive(fp16=True)
 
     test_net = LossAccuracyWrapper(gcn_net_test, label_onehot, test_mask, config.weight_decay)
     t_test = time.time()
     test_net.set_train(False)
-    test_result = test_net()
+    test_result = test_net(adj, feature)
     test_loss = test_result[0].asnumpy()
     test_accuracy = test_result[1].asnumpy()
     print("Test set results:", "loss=", "{:.5f}".format(test_loss),

tests/st/gnn/gcn/test_gcn.py

@@ -17,6 +17,7 @@ import time
 import pytest
 import numpy as np
 from mindspore import context
+from mindspore import Tensor
 from model_zoo.official.gnn.gcn.src.gcn import GCN
 from model_zoo.official.gnn.gcn.src.metrics import LossAccuracyWrapper, TrainNetWrapper
 from model_zoo.official.gnn.gcn.src.config import ConfigGCN
@@ -49,9 +50,13 @@ def test_gcn():
     test_mask = get_mask(nodes_num, nodes_num - TEST_NODE_NUM, nodes_num)
 
     class_num = label_onehot.shape[1]
-    gcn_net = GCN(config, adj, feature, class_num)
+    input_dim = feature.shape[1]
+    gcn_net = GCN(config, input_dim, class_num)
     gcn_net.add_flags_recursive(fp16=True)
 
+    adj = Tensor(adj)
+    feature = Tensor(feature)
+
     eval_net = LossAccuracyWrapper(gcn_net, label_onehot, eval_mask, config.weight_decay)
     test_net = LossAccuracyWrapper(gcn_net, label_onehot, test_mask, config.weight_decay)
     train_net = TrainNetWrapper(gcn_net, label_onehot, train_mask, config)
@@ -61,12 +66,12 @@ def test_gcn():
         t = time.time()
 
         train_net.set_train()
-        train_result = train_net()
+        train_result = train_net(adj, feature)
         train_loss = train_result[0].asnumpy()
         train_accuracy = train_result[1].asnumpy()
 
         eval_net.set_train(False)
-        eval_result = eval_net()
+        eval_result = eval_net(adj, feature)
         eval_loss = eval_result[0].asnumpy()
         eval_accuracy = eval_result[1].asnumpy()
 
@@ -80,7 +85,7 @@ def test_gcn():
             break
 
     test_net.set_train(False)
-    test_result = test_net()
+    test_result = test_net(adj, feature)
     test_loss = test_result[0].asnumpy()
     test_accuracy = test_result[1].asnumpy()
     print("Test set results:", "loss=", "{:.5f}".format(test_loss),