38 lines
1.0 KiB
Python
38 lines
1.0 KiB
Python
# Copyright 2025 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
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import numpy as np
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class HashableArray:
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__slots__ = ["val"]
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val: np.ndarray
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def __init__(self, val):
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self.val = np.array(val, copy=True)
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self.val.setflags(write=False)
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def __repr__(self):
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return f"HashableArray({self.val!r})"
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def __str__(self):
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return f"HashableArray({self.val})"
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def __hash__(self):
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return hash((self.val.shape, self.val.dtype, self.val.tobytes()))
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def __eq__(self, other):
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return isinstance(other, HashableArray) and np.array_equal(
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self.val, other.val
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)
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