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torch.broadcast_to

torch.broadcast_to(input, shape) Tensor

Broadcasts input to the shape shape. Equivalent to calling input.expand(shape). See expand() for details.

Parameters:
  • input (Tensor) – the input tensor.

  • shape (list, tuple, or torch.Size) – the new shape.

Example:

>>> x = torch.tensor([1, 2, 3])
>>> torch.broadcast_to(x, (3, 3))
tensor([[1, 2, 3],
        [1, 2, 3],
        [1, 2, 3]])

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