docstr: Represents the level that incident rays are reflected in a
  single direction, causing shine.
  
  The 'specular' property is a number and may be specified as:
    - An int or float in the interval [0, 2]
  
  Returns
  -------
  int|float
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code: def specular(self):
      """
      Represents the level that incident rays are reflected in a
      single direction, causing shine.
  
      The 'specular' property is a number and may be specified as:
        - An int or float in the interval [0, 2]
  
      Returns
      -------
      int|float
      """
      return self["specular"]
  
file_path: plotly.py/packages/python/plotly/plotly/graph_objs/streamtube/_lighting.py
imports: from plotly.basedatatypes import BaseTraceHierarchyType
  import copy
label_desc: Use image node_id 11 for calling the Lighting obj's underlying member method code with example usage: obj.specular() and returns: self