class_docstr: This is a placeholder for IdentityFuncOp(...)(x) -> IdentityOp(x) -> x.
  Such a func is handy for ops like `bias_dropout_fusion` which themselves
  return a function at runtime based on passed arguments
code: def forward(self, *args, **kwargs):
      return super().forward
  
file_path: megatron-lm/megatron/core/transformer/identity_op.py
imports: import torch
label_desc: Use image node_id 2 for calling the IdentityFuncOp obj's underlying member method code with example usage: obj.forward() and returns: super