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48 lines
1.2 KiB
Python
48 lines
1.2 KiB
Python
# Copyright 2023 The JAX Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the ific language governing permissions and
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# limitations under the License.
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from __future__ import annotations
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from jax._src.lib import xla_client as xc
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class DeviceLocalLayout:
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layout: xc.PjRtLayout
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def __init__(self, layout: xc.PjRtLayout):
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self._layout = layout
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self._layout_str = str(self._layout)
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def __repr__(self):
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return f'DeviceLocalLayout({self._layout_str})'
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def __hash__(self):
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return hash(self._layout)
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def __eq__(self, other):
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if not isinstance(other, DeviceLocalLayout):
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return False
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return self._layout == other._layout
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def _to_xla_layout(self) -> str:
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return self._layout_str
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class AutoLayout:
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def __repr__(self):
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return "AUTO"
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AUTO = AutoLayout()
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