Support torch>=2.6 in word_language_model example (#1347)

Update the example usage of `torch.load()` with required safe globals.

Signed-off-by: Dmitry Rogozhkin <dmitry.v.rogozhkin@intel.com>

Author: dvrogozh

run_python_examples.sh

@@ -154,6 +154,9 @@ function vision_transformer() {
 
 function word_language_model() {
   uv run main.py --epochs 1 --dry-run $CUDA_FLAG --mps || error "word_language_model failed"
+  for model in "RNN_TANH" "RNN_RELU" "LSTM" "GRU" "Transformer"; do
+    uv run main.py --model $model --epochs 1 --dry-run $CUDA_FLAG --mps || error "word_language_model failed"
+  done
 }
 
 function gcn() {

word_language_model/main.py

@@ -8,7 +8,7 @@
 import torch.onnx
 
 import data
-import model
+from model import PositionalEncoding, RNNModel, TransformerModel
 
 parser = argparse.ArgumentParser(description='PyTorch Wikitext-2 RNN/LSTM/GRU/Transformer Language Model')
 parser.add_argument('--data', type=str, default='./data/wikitext-2',
@@ -108,9 +108,9 @@ def batchify(data, bsz):
 
 ntokens = len(corpus.dictionary)
 if args.model == 'Transformer':
-    model = model.TransformerModel(ntokens, args.emsize, args.nhead, args.nhid, args.nlayers, args.dropout).to(device)
+    model = TransformerModel(ntokens, args.emsize, args.nhead, args.nhid, args.nlayers, args.dropout).to(device)
 else:
-    model = model.RNNModel(args.model, ntokens, args.emsize, args.nhid, args.nlayers, args.dropout, args.tied).to(device)
+    model = RNNModel(args.model, ntokens, args.emsize, args.nhid, args.nlayers, args.dropout, args.tied).to(device)
 
 criterion = nn.NLLLoss()
 
@@ -243,7 +243,33 @@ def export_onnx(path, batch_size, seq_len):
 
 # Load the best saved model.
 with open(args.save, 'rb') as f:
-    model = torch.load(f)
+    if args.model == 'Transformer':
+        safe_globals = [
+            PositionalEncoding,
+            TransformerModel,
+            torch.nn.functional.relu,
+            torch.nn.modules.activation.MultiheadAttention,
+            torch.nn.modules.container.ModuleList,
+            torch.nn.modules.dropout.Dropout,
+            torch.nn.modules.linear.Linear,
+            torch.nn.modules.linear.NonDynamicallyQuantizableLinear,
+            torch.nn.modules.normalization.LayerNorm,
+            torch.nn.modules.sparse.Embedding,
+            torch.nn.modules.transformer.TransformerEncoder,
+            torch.nn.modules.transformer.TransformerEncoderLayer,
+        ]
+    else:
+        safe_globals = [
+            RNNModel,
+            torch.nn.modules.dropout.Dropout,
+            torch.nn.modules.linear.Linear,
+            torch.nn.modules.rnn.GRU,
+            torch.nn.modules.rnn.LSTM,
+            torch.nn.modules.rnn.RNN,
+            torch.nn.modules.sparse.Embedding,
+        ]
+    with torch.serialization.safe_globals(safe_globals):
+        model = torch.load(f)
     # after load the rnn params are not a continuous chunk of memory
     # this makes them a continuous chunk, and will speed up forward pass
     # Currently, only rnn model supports flatten_parameters function.

word_language_model/requirements.txt

@@ -1 +1 @@
-torch<2.6
+torch>=2.6