nonzero¶

dragon.vm.torch.nonzero(
  input,
  out=None
)[source]¶

Return the index of non-zero elements.

\[\text{out} = \{i\}, \text{ if } \text{input}_{i} \neq 0 \]

Parameters:

• input (dragon.vm.torch.Tensor) – The input tensor.
• out (dragon.vm.torch.Tensor, optional) – The output tensor.

Returns:

dragon.vm.torch.Tensor – The output tensor.