class_docstr: This is a place-holder and returns the same tensor.
class_docstr_tok: ["This","is","a","place-holder","and","returns","the","same","tensor","."]
code: def forward(self, x: Tensor) -> Tensor:
      return x
  
imports: from torch import Tensor
  from cvnets.layers.base_layer import BaseLayer
label_desc: Use image node_id 2 for calling the Identity obj's underlying member method code with example usage: obj.forward(x) and returns: x