pytorch

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from typing import Optional
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from .optimizer import Optimizer, ParamsT
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class LBFGS(Optimizer):
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    def __init__(
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        self,
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        params: ParamsT,
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        lr: float = ...,
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        max_iter: int = ...,
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        max_eval: Optional[int] = ...,
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        tolerance_grad: float = ...,
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        tolerance_change: float = ...,
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        history_size: int = ...,
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        line_search_fn: Optional[str] = ...,
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    ) -> None: ...
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