docstr: The 'legendgrouptitle' property is an instance of Legendgrouptitle
  that may be specified as:
    - An instance of :class:`plotly.graph_objs.layout.shape.Legendgrouptitle`
    - A dict of string/value properties that will be passed
      to the Legendgrouptitle constructor
  
      Supported dict properties:
  
          font
              Sets this legend group's title font.
          text
              Sets the title of the legend group.
  
  Returns
  -------
  plotly.graph_objs.layout.shape.Legendgrouptitle
code: def legendgrouptitle(self):
      """
      The 'legendgrouptitle' property is an instance of Legendgrouptitle
      that may be specified as:
        - An instance of :class:`plotly.graph_objs.layout.shape.Legendgrouptitle`
        - A dict of string/value properties that will be passed
          to the Legendgrouptitle constructor
  
          Supported dict properties:
  
              font
                  Sets this legend group's title font.
              text
                  Sets the title of the legend group.
  
      Returns
      -------
      plotly.graph_objs.layout.shape.Legendgrouptitle
      """
      return self["legendgrouptitle"]
  
imports: from plotly.basedatatypes import BaseLayoutHierarchyType
  import copy
label_desc: Use image node_id 15 for calling the Shape obj's underlying member method code with example usage: obj.legendgrouptitle() and returns: self