code: def lower(self):
      return self.value[0]
  
imports: from .widget_description import DescriptionWidget, DescriptionStyle
  from .valuewidget import ValueWidget
  from .widget import register, widget_serialization
  from .widget_core import CoreWidget
  from traitlets import Instance
  from .trait_types import Color, InstanceDict, NumberFormat
  from traitlets import Unicode, CInt, Bool, CaselessStrEnum, Tuple, TraitError, default, validate
label_desc: Use image node_id 1 for calling the _IntRange obj's underlying member method code with example usage: obj.lower() and returns: self