text: import _plotly_utils.basevalidators
  
  
  class OpacityValidator(_plotly_utils.basevalidators.NumberValidator):
      def __init__(self, plotly_name="opacity", parent_name="histogram", **kwargs):
          super(OpacityValidator, self).__init__(
              plotly_name=plotly_name,
              parent_name=parent_name,
              edit_type=kwargs.pop("edit_type", "style"),
              max=kwargs.pop("max", 1),
              min=kwargs.pop("min", 0),
              **kwargs,
          )
  