code: def specular(self, val):
      self["specular"] = val
  
file_path: catboost/contrib/python/plotly/py2/plotly/graph_objs/isosurface/_lighting.py
imports: from plotly.basedatatypes import BaseTraceHierarchyType
  import copy
label_desc: Use image node_id 12 for calling the Lighting obj's underlying member method code with example usage: obj.specular(val) without return types