class_docstr: Placeholder for output of a skipped loss function
code: def __repr__(self):
      return f"SkippedLoss({self.msg})"
  
imports: import fate.arch.protocol.mpc.communicator
  import torch
  import torch.nn
  from fate.arch.protocol.mpc.config import cfg
label_desc: Use image node_id 2 for calling the SkippedLoss obj's underlying member method code with example usage: obj.__repr__() and returns: str, self, str