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gorold
16 lines
469 B
Python
16 lines
469 B
Python
from typing import Optional, Callable
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from functools import partial
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import torch
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import torch.nn.functional as F
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from torch import Tensor
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def get_loss_fn(loss_name: str,
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delta: Optional[float] = 1.0,
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beta: Optional[float] = 1.0) -> Callable:
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return {'mse': F.mse_loss,
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'mae': F.l1_loss,
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'huber': partial(F.huber_loss, delta=delta),
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'smooth_l1': partial(F.smooth_l1_loss, beta=beta)}[loss_name]
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