chore: import upstream snapshot with attribution

decoding/GAD/fairseq/distributed/__init__.py

@@ -0,0 +1,17 @@
+# Copyright (c) Facebook, Inc. and its affiliates.
+#
+# This source code is licensed under the MIT license found in the
+# LICENSE file in the root directory of this source tree.
+
+from .distributed_timeout_wrapper import DistributedTimeoutWrapper
+from .legacy_distributed_data_parallel import LegacyDistributedDataParallel
+from .module_proxy_wrapper import ModuleProxyWrapper
+from .tpu_distributed_data_parallel import TPUDistributedDataParallel
+
+
+__all__ = [
+    "DistributedTimeoutWrapper",
+    "LegacyDistributedDataParallel",
+    "ModuleProxyWrapper",
+    "TPUDistributedDataParallel",
+]