code: def __repr__(self):
      return call_to_str(
          self.typename.__name__, self.module_args, self.module_kwargs
      )
  
file_path: ColossalAI/colossalai/legacy/pipeline/layer_spec.py
imports: import torch
  from colossalai.utils.model.utils import call_to_str
label_desc: Use image node_id 2 for calling the LayerSpec obj's underlying member method code with example usage: obj.__repr__() and returns: call_to_str