diff --git a/fastNLP/action/optimizer.py b/fastNLP/action/optimizer.py
new file mode 100644
index 00000000..b493e3f0
--- /dev/null
+++ b/fastNLP/action/optimizer.py
@@ -0,0 +1,5 @@
+'''
+use optimizer from Pytorch
+'''
+
+from torch.optim import *
\ No newline at end of file