release v1.4.1 (#628)

Summary:
Pull Request resolved: #628

Releasing v1.4.1

Differential Revision: D53626083

fbshipit-source-id: 32bf2e7b9ffb9544ed6dab8929b4bb901b3967e5

Author: HuanyuZhang

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## v1.4.1
+
+### Bug fixes
+* Fix DP MultiheadAttention (#598)
+* Fix: make prv accountant robust to larger epsilons (#606)
+* Fix the corner case when the optimizer has no trainable parameters (#619)
+
 ## v1.4
 
 Highlight: Upgraded to PyTorch 1.13+ as required dependency

conftest.py

@@ -60,8 +60,12 @@ def create_namespace(doctest_namespace):
     Initialize namespace for doctest.
     Everything added to `doctest_namespace` will be available in the doctest.
     """
-    from typing import Set, Union  # noqa
+    from typing import Any, Dict, List, Set, Tuple, Union  # noqa
+
+    import numpy as np  # noqa
     import opacus  # noqa
+    import torch  # noqa
+    from torch import nn  # noqa
 
     # Adding all imports in the doctest namespace
     doctest_namespace.update(**locals())

opacus/version.py

@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "1.4.0"
+__version__ = "1.4.1"