code: def file_name(self):
      if self.custom_file_name:
          return self.custom_file_name
  
      file_name = ntpath.basename(self.asset.name)
      return file_name
  
file_path: modelchimp/modelchimp/models/experiment_asset.py
imports: import ntpath
  from django.db import models
  from django.contrib.postgres.fields import JSONField
  from modelchimp.models.project import Project
  from modelchimp.models.experiment import Experiment
label_desc: Use image node_id 1 for calling the ExperimentAsset obj's underlying member method code with example usage: obj.file_name() and returns: file_name, self