code: def format_instance(instance):
      
  
      instance = {
          "name": instance.name,
          "id": instance.id,
          "data": format_data(instance.data),
          "children": list(),
      }
  
      if os.getenv("PYBLISH_SAFE"):
          schema.validate(instance, "instance")
  
      return instance
docs: Serialise `instance`
  
      For children to be visualised and modified,
      they must provide an appropriate implementation
      of __str__.
  
      Data that isn't JSON compatible cannot be
      visualised nor modified.
  
      Attributes:
          name (str): Name of instance
          niceName (str, optional): Nice name of instance
          family (str): Name of compatible family
          data (dict, optional): Associated data
          publish (bool): Whether or not instance should be published
  
      Returns:
          Dictionary of JSON-compatible instance