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- # Copyright (c) Facebook, Inc. and its affiliates.
- # All rights reserved.
- #
- # This source code is licensed under the BSD-style license found in the
- # LICENSE file in the root directory of this source tree.
- from functorch._C import dim
- tree_flatten = dim.tree_flatten
- def tree_map(fn, tree):
- vs, unflatten = tree_flatten(tree)
- return unflatten(fn(v) for v in vs)
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