code: def FocalLoss(*input, **kwargs):
      return CrossEntropyFocalLoss(*input, **kwargs)
  
file_path: pytorch-toolbelt/pytorch_toolbelt/losses/focal.py
imports: from functools import partial
  from typing import Optional
  import torch
  from torch import Tensor, nn
  from torch.nn.modules.loss import _Loss
  from .functional import focal_loss_with_logits, softmax_focal_loss_with_logits
  from pytorch_toolbelt.utils import pytorch_toolbelt_deprecated
label_desc: Use image node_id 1 for calling a global function with example usage: FocalLoss() and returns: CrossEntropyFocalLoss