code: def validate(self, obj, value):
      if isinstance(value, dict):
          return super(LayoutTraitType, self).validate(
              obj, self.klass(**value)
          )
      else:
          return super(LayoutTraitType, self).validate(obj, value)
  
file_path: catboost/contrib/python/ipywidgets/py2/ipywidgets/widgets/widget_layout.py
imports: from traitlets import Unicode, Instance, CaselessStrEnum, validate
  from .widget import Widget, register
  from .._version import __jupyter_widgets_base_version__
label_desc: Use image node_id 1 for calling the LayoutTraitType obj's underlying member method code with example usage: obj.validate(obj, value) and returns: super, super