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torch.isnan

torch.isnan()

Returns a new tensor with boolean elements representing if each element is NaN or not. Complex values are considered NaN when either their real and/or imaginary part is NaN.

Parameters

input (Tensor) – A tensor to check

Returns

A torch.BoolTensor containing a True at each location of NaN elements.

Return type

Tensor

Example:

>>> torch.isnan(torch.tensor([1, float('nan'), 2]))
tensor([False, True, False])

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