docstr: The 'line' property is an instance of Line
  that may be specified as:
    - An instance of :class:`plotly.graph_objs.layout.selection.Line`
    - A dict of string/value properties that will be passed
      to the Line constructor
  
      Supported dict properties:
  
          color
              Sets the line color.
          dash
              Sets the dash style of lines. Set to a dash
              type string ("solid", "dot", "dash",
              "longdash", "dashdot", or "longdashdot") or a
              dash length list in px (eg "5px,10px,2px,2px").
          width
              Sets the line width (in px).
  
  Returns
  -------
  plotly.graph_objs.layout.selection.Line
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code: def line(self):
      """
      The 'line' property is an instance of Line
      that may be specified as:
        - An instance of :class:`plotly.graph_objs.layout.selection.Line`
        - A dict of string/value properties that will be passed
          to the Line constructor
  
          Supported dict properties:
  
              color
                  Sets the line color.
              dash
                  Sets the dash style of lines. Set to a dash
                  type string ("solid", "dot", "dash",
                  "longdash", "dashdot", or "longdashdot") or a
                  dash length list in px (eg "5px,10px,2px,2px").
              width
                  Sets the line width (in px).
  
      Returns
      -------
      plotly.graph_objs.layout.selection.Line
      """
      return self["line"]
  
imports: from plotly.basedatatypes import BaseLayoutHierarchyType
  import copy
label_desc: Use image node_id 1 for calling the Selection obj's underlying member method code with example usage: obj.line() and returns: self