code: def get_default_params_for_operation(self, model_name: str) -> dict:
      model_name = model_name.split("/")[0]
      return self._repo.get(model_name, {})
  
imports: import json
  import os
label_desc: Use image node_id 5 for calling the DefaultOperationParamsRepository obj's underlying member method code with example usage: obj.get_default_params_for_operation(model_name) and returns: self