torch.nn.functional.celu
torch.nn.functional.celu(input, alpha=1., inplace=False) -> Tensor
Applies element-wise, \text{CELU}(x) = \max(0,x) + \min(0, \alpha *
   (\exp(x/\alpha) - 1)).
See "CELU" for more details.
Return type:
      Tensor