初始化项目，由ModelHub XC社区提供模型

Model: ayh015/myLightningOPD
Source: Original Platform

slime/backends/fsdp_utils/__init__.py

@@ -0,0 +1,36 @@
+# SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+import logging
+
+
+try:
+    _TORCH_MEMORY_SAVER_AVAILABLE = True
+except ImportError:
+    logging.warning("torch_memory_saver is not installed, refer to : https://github.com/fzyzcjy/torch_memory_saver")
+    _TORCH_MEMORY_SAVER_AVAILABLE = False
+
+try:
+    _FSDP_AVAILABLE = True
+except ImportError as e:
+    logging.warning(f"FSDP backend dependencies not available: {e}")
+    _FSDP_AVAILABLE = False
+
+if _FSDP_AVAILABLE:
+    from .actor import FSDPTrainRayActor
+    from .arguments import load_fsdp_args
+else:
+
+    def _raise_import_error(*args, **kwargs):
+        raise ImportError(
+            "FSDP backend is not available. "
+            "Please ensure PyTorch with FSDP2 support is installed. "
+            "For installation instructions, refer to: https://pytorch.org/docs/stable/distributed.fsdp.fully_shard.html"
+        )
+
+    FSDPTrainRayActor = _raise_import_error
+    load_fsdp_args = _raise_import_error
+
+__all__ = ["load_fsdp_args", "FSDPTrainRayActor"]
+
+logging.getLogger().setLevel(logging.WARNING)