First commit

pkgs/xformers/triton/__init__.py

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+# Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
+#
+# This source code is licensed under the BSD license found in the
+# LICENSE file in the root directory of this source tree.
+
+
+import torch
+
+_triton_available = torch.cuda.is_available()
+if _triton_available:
+    try:
+        from .dropout import FusedDropoutBias, dropout  # noqa
+        from .fused_linear_layer import FusedLinear  # noqa
+        from .layer_norm import FusedLayerNorm, layer_norm  # noqa
+        from .softmax import log_softmax, softmax  # noqa
+
+        __all__ = [
+            "dropout",
+            "softmax",
+            "log_softmax",
+            "FusedDropoutBias",
+            "FusedLinear",
+            "FusedLayerNorm",
+            "layer_norm",
+        ]
+    except ImportError:
+        __all__ = []