deepmd.pt.loss.loss

Classes

TaskLoss

Helper class that provides a standard way to create an ABC using

Module Contents

class deepmd.pt.loss.loss.TaskLoss(**kwargs)

Bases: torch.nn.Module, abc.ABC, make_plugin_registry('loss')

Helper class that provides a standard way to create an ABC using inheritance.

abstract forward(input_dict, model, label, natoms, learning_rate) → NoReturn

Return loss .

property label_requirement: list[deepmd.utils.data.DataRequirementItem]

Abstractmethod:

Return data label requirements needed for this loss calculation.

static display_if_exist(loss: torch.Tensor, find_property: float) → torch.Tensor

Display NaN if labeled property is not found.

Parameters:

losstorch.Tensor

the loss tensor

find_propertyfloat

whether the property is found

classmethod get_loss(loss_params: dict) → TaskLoss

Get the loss module by the parameters.

By default, all the parameters are directly passed to the constructor. If not, override this method.

Parameters:

loss_paramsdict

The loss parameters

Returns:

TaskLoss

The loss module