docstr: Sets the marker symbol type. Adding 100 is equivalent to
  appending "-open" to a symbol name. Adding 200 is equivalent to
  appending "-dot" to a symbol name. Adding 300 is equivalent to
  appending "-open-dot" or "dot-open" to a symbol name.
  
  The 'symbol' property is an enumeration that may be specified as:
    - One of the following enumeration values:
          [0, '0', 'circle', 100, '100', 'circle-open', 200, '200',
          'circle-dot', 300, '300', 'circle-open-dot', 1, '1',
          'square', 101, '101', 'square-open', 201, '201',
          'square-dot', 301, '301', 'square-open-dot', 2, '2',
          'diamond', 102, '102', 'diamond-open', 202, '202',
          'diamond-dot', 302, '302', 'diamond-open-dot', 3, '3',
          'cross', 103, '103', 'cross-open', 203, '203',
          'cross-dot', 303, '303', 'cross-open-dot', 4, '4', 'x',
          104, '104', 'x-open', 204, '204', 'x-dot', 304, '304',
          'x-open-dot', 5, '5', 'triangle-up', 105, '105',
          'triangle-up-open', 205, '205', 'triangle-up-dot', 305,
          '305', 'triangle-up-open-dot', 6, '6', 'triangle-down',
          106, '106', 'triangle-down-open', 206, '206',
          'triangle-down-dot', 306, '306', 'triangle-down-open-dot',
          7, '7', 'triangle-left', 107, '107', 'triangle-left-open',
          207, '207', 'triangle-left-dot', 307, '307',
          'triangle-left-open-dot', 8, '8', 'triangle-right', 108,
          '108', 'triangle-right-open', 208, '208',
          'triangle-right-dot', 308, '308',
          'triangle-right-open-dot', 9, '9', 'triangle-ne', 109,
          '109', 'triangle-ne-open', 209, '209', 'triangle-ne-dot',
          309, '309', 'triangle-ne-open-dot', 10, '10',
          'triangle-se', 110, '110', 'triangle-se-open', 210, '210',
          'triangle-se-dot', 310, '310', 'triangle-se-open-dot', 11,
          '11', 'triangle-sw', 111, '111', 'triangle-sw-open', 211,
          '211', 'triangle-sw-dot', 311, '311',
          'triangle-sw-open-dot', 12, '12', 'triangle-nw', 112,
          '112', 'triangle-nw-open', 212, '212', 'triangle-nw-dot',
          312, '312', 'triangle-nw-open-dot', 13, '13', 'pentagon',
          113, '113', 'pentagon-open', 213, '213', 'pentagon-dot',
          313, '313', 'pentagon-open-dot', 14, '14', 'hexagon', 114,
          '114', 'hexagon-open', 214, '214', 'hexagon-dot', 314,
          '314', 'hexagon-open-dot', 15, '15', 'hexagon2', 115,
          '115', 'hexagon2-open', 215, '215', 'hexagon2-dot', 315,
          '315', 'hexagon2-open-dot', 16, '16', 'octagon', 116,
          '116', 'octagon-open', 216, '216', 'octagon-dot', 316,
          '316', 'octagon-open-dot', 17, '17', 'star', 117, '117',
          'star-open', 217, '217', 'star-dot', 317, '317',
          'star-open-dot', 18, '18', 'hexagram', 118, '118',
          'hexagram-open', 218, '218', 'hexagram-dot', 318, '318',
          'hexagram-open-dot', 19, '19', 'star-triangle-up', 119,
          '119', 'star-triangle-up-open', 219, '219',
          'star-triangle-up-dot', 319, '319',
          'star-triangle-up-open-dot', 20, '20',
          'star-triangle-down', 120, '120',
          'star-triangle-down-open', 220, '220',
          'star-triangle-down-dot', 320, '320',
          'star-triangle-down-open-dot', 21, '21', 'star-square',
          121, '121', 'star-square-open', 221, '221',
          'star-square-dot', 321, '321', 'star-square-open-dot', 22,
          '22', 'star-diamond', 122, '122', 'star-diamond-open',
          222, '222', 'star-diamond-dot', 322, '322',
          'star-diamond-open-dot', 23, '23', 'diamond-tall', 123,
          '123', 'diamond-tall-open', 223, '223',
          'diamond-tall-dot', 323, '323', 'diamond-tall-open-dot',
          24, '24', 'diamond-wide', 124, '124', 'diamond-wide-open',
          224, '224', 'diamond-wide-dot', 324, '324',
          'diamond-wide-open-dot', 25, '25', 'hourglass', 125,
          '125', 'hourglass-open', 26, '26', 'bowtie', 126, '126',
          'bowtie-open', 27, '27', 'circle-cross', 127, '127',
          'circle-cross-open', 28, '28', 'circle-x', 128, '128',
          'circle-x-open', 29, '29', 'square-cross', 129, '129',
          'square-cross-open', 30, '30', 'square-x', 130, '130',
          'square-x-open', 31, '31', 'diamond-cross', 131, '131',
          'diamond-cross-open', 32, '32', 'diamond-x', 132, '132',
          'diamond-x-open', 33, '33', 'cross-thin', 133, '133',
          'cross-thin-open', 34, '34', 'x-thin', 134, '134',
          'x-thin-open', 35, '35', 'asterisk', 135, '135',
          'asterisk-open', 36, '36', 'hash', 136, '136',
          'hash-open', 236, '236', 'hash-dot', 336, '336',
          'hash-open-dot', 37, '37', 'y-up', 137, '137',
          'y-up-open', 38, '38', 'y-down', 138, '138',
          'y-down-open', 39, '39', 'y-left', 139, '139',
          'y-left-open', 40, '40', 'y-right', 140, '140',
          'y-right-open', 41, '41', 'line-ew', 141, '141',
          'line-ew-open', 42, '42', 'line-ns', 142, '142',
          'line-ns-open', 43, '43', 'line-ne', 143, '143',
          'line-ne-open', 44, '44', 'line-nw', 144, '144',
          'line-nw-open', 45, '45', 'arrow-up', 145, '145',
          'arrow-up-open', 46, '46', 'arrow-down', 146, '146',
          'arrow-down-open', 47, '47', 'arrow-left', 147, '147',
          'arrow-left-open', 48, '48', 'arrow-right', 148, '148',
          'arrow-right-open', 49, '49', 'arrow-bar-up', 149, '149',
          'arrow-bar-up-open', 50, '50', 'arrow-bar-down', 150,
          '150', 'arrow-bar-down-open', 51, '51', 'arrow-bar-left',
          151, '151', 'arrow-bar-left-open', 52, '52',
          'arrow-bar-right', 152, '152', 'arrow-bar-right-open', 53,
          '53', 'arrow', 153, '153', 'arrow-open', 54, '54',
          'arrow-wide', 154, '154', 'arrow-wide-open']
    - A tuple, list, or one-dimensional numpy array of the above
  
  Returns
  -------
  Any|numpy.ndarray
docstr_tok: 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","'star-diamond","'",",","122",",","'122","'",",","'star-diamond-open","'",",","222",",","'222","'",",","'star-diamond-dot","'",",","322",",","'322","'",",","'star-diamond-open-dot","'",",","23",",","'23","'",",","'diamond-tall","'",",","123",",","'123","'",",","'diamond-tall-open","'",",","223",",","'223","'",",","'diamond-tall-dot","'",",","323",",","'323","'",",","'diamond-tall-open-dot","'",",","24",",","'24","'",",","'diamond-wide","'",",","124",",","'124","'",",","'diamond-wide-open","'",",","224",",","'224","'",",","'diamond-wide-dot","'",",","324",",","'324","'",",","'diamond-wide-open-dot","'",",","25",",","'25","'",",","'hourglass","'",",","125",",","'125","'",",","'hourglass-open","'",",","26",",","'26","'",",","'bowtie","'",",","126",",","'126","'",",","'bowtie-open","'",",","27",",","'27","'",",","'circle-cross","'",",","127",",","'127","'",",","'circle-cross-open","'",",","28",",","'28","'",",","'circle-x","'",",","128",",","'128","'",",","'circle-x-open","'",",","29",",","'29","'",",","'square-cross","'",",","129",",","'129","'",",","'square-cross-open","'",",","30",",","'30","'",",","'square-x","'",",","130",",","'130","'",",","'square-x-open","'",",","31",",","'31","'",",","'diamond-cross","'",",","131",",","'131","'",",","'diamond-cross-open","'",",","32",",","'32","'",",","'diamond-x","'",",","132",",","'132","'",",","'diamond-x-open","'",",","33",",","'33","'",",","'cross-thin","'",",","133",",","'133","'",",","'cross-thin-open","'",",","34",",","'34","'",",","'","x-thin","'",",","134",",","'134","'",",","'","x-thin-open","'",",","35",",","'35","'",",","'asterisk","'",",","135",",","'135","'",",","'asterisk-open","'",",","36",",","'36","'",",","'hash","'",",","136",",","'136","'",",","'hash-open","'",",","236",",","'236","'",",","'hash-dot","'",",","336",",","'336","'",",","'hash-open-dot","'",",","37",",","'37","'",",","'","y-up","'",",","137",",","'137","'",",","'","y-up-open","'",",","38",",","'38","'",",","'","y-down","'",",","138",",","'138","'",",","'","y-down-open","'",",","39",",","'39","'",",","'","y-left","'",",","139",",","'139","'",",","'","y-left-open","'",",","40",",","'40","'",",","'","y-right","'",",","140",",","'140","'",",","'","y-right-open","'",",","41",",","'41","'",",","'line-ew","'",",","141",",","'141","'",",","'line-ew-open","'",",","42",",","'42","'",",","'line-ns","'",",","142",",","'142","'",",","'line-ns-open","'",",","43",",","'43","'",",","'line-ne","'",",","143",",","'143","'",",","'line-ne-open","'",",","44",",","'44","'",",","'line-nw","'",",","144",",","'144","'",",","'line-nw-open","'",",","45",",","'45","'",",","'arrow-up","'",",","145",",","'145","'",",","'arrow-up-open","'",",","46",",","'46","'",",","'arrow-down","'",",","146",",","'146","'",",","'arrow-down-open","'",",","47",",","'47","'",",","'arrow-left","'",",","147",",","'147","'",",","'arrow-left-open","'",",","48",",","'48","'",",","'arrow-right","'",",","148",",","'148","'",",","'arrow-right-open","'",",","49",",","'49","'",",","'arrow-bar-up","'",",","149",",","'149","'",",","'arrow-bar-up-open","'",",","50",",","'50","'",",","'arrow-bar-down","'",",","150",",","'150","'",",","'arrow-bar-down-open","'",",","51",",","'51","'",",","'arrow-bar-left","'",",","151",",","'151","'",",","'arrow-bar-left-open","'",",","52",",","'52","'",",","'arrow-bar-right","'",",","152",",","'152","'",",","'arrow-bar-right-open","'",",","53",",","'53","'",",","'arrow","'",",","153",",","'153","'",",","'arrow-open","'",",","54",",","'54","'",",","'arrow-wide","'",",","154",",","'154","'",",","'arrow-wide-open","'","]","-","A","tuple",",","list",",","or","one-dimensional","numpy","array","of","the","above","Returns","--","--","--","-","Any|numpy.ndarray"]
code: def symbol(self):
      """
      Sets the marker symbol type. Adding 100 is equivalent to
      appending "-open" to a symbol name. Adding 200 is equivalent to
      appending "-dot" to a symbol name. Adding 300 is equivalent to
      appending "-open-dot" or "dot-open" to a symbol name.
  
      The 'symbol' property is an enumeration that may be specified as:
        - One of the following enumeration values:
              [0, '0', 'circle', 100, '100', 'circle-open', 200, '200',
              'circle-dot', 300, '300', 'circle-open-dot', 1, '1',
              'square', 101, '101', 'square-open', 201, '201',
              'square-dot', 301, '301', 'square-open-dot', 2, '2',
              'diamond', 102, '102', 'diamond-open', 202, '202',
              'diamond-dot', 302, '302', 'diamond-open-dot', 3, '3',
              'cross', 103, '103', 'cross-open', 203, '203',
              'cross-dot', 303, '303', 'cross-open-dot', 4, '4', 'x',
              104, '104', 'x-open', 204, '204', 'x-dot', 304, '304',
              'x-open-dot', 5, '5', 'triangle-up', 105, '105',
              'triangle-up-open', 205, '205', 'triangle-up-dot', 305,
              '305', 'triangle-up-open-dot', 6, '6', 'triangle-down',
              106, '106', 'triangle-down-open', 206, '206',
              'triangle-down-dot', 306, '306', 'triangle-down-open-dot',
              7, '7', 'triangle-left', 107, '107', 'triangle-left-open',
              207, '207', 'triangle-left-dot', 307, '307',
              'triangle-left-open-dot', 8, '8', 'triangle-right', 108,
              '108', 'triangle-right-open', 208, '208',
              'triangle-right-dot', 308, '308',
              'triangle-right-open-dot', 9, '9', 'triangle-ne', 109,
              '109', 'triangle-ne-open', 209, '209', 'triangle-ne-dot',
              309, '309', 'triangle-ne-open-dot', 10, '10',
              'triangle-se', 110, '110', 'triangle-se-open', 210, '210',
              'triangle-se-dot', 310, '310', 'triangle-se-open-dot', 11,
              '11', 'triangle-sw', 111, '111', 'triangle-sw-open', 211,
              '211', 'triangle-sw-dot', 311, '311',
              'triangle-sw-open-dot', 12, '12', 'triangle-nw', 112,
              '112', 'triangle-nw-open', 212, '212', 'triangle-nw-dot',
              312, '312', 'triangle-nw-open-dot', 13, '13', 'pentagon',
              113, '113', 'pentagon-open', 213, '213', 'pentagon-dot',
              313, '313', 'pentagon-open-dot', 14, '14', 'hexagon', 114,
              '114', 'hexagon-open', 214, '214', 'hexagon-dot', 314,
              '314', 'hexagon-open-dot', 15, '15', 'hexagon2', 115,
              '115', 'hexagon2-open', 215, '215', 'hexagon2-dot', 315,
              '315', 'hexagon2-open-dot', 16, '16', 'octagon', 116,
              '116', 'octagon-open', 216, '216', 'octagon-dot', 316,
              '316', 'octagon-open-dot', 17, '17', 'star', 117, '117',
              'star-open', 217, '217', 'star-dot', 317, '317',
              'star-open-dot', 18, '18', 'hexagram', 118, '118',
              'hexagram-open', 218, '218', 'hexagram-dot', 318, '318',
              'hexagram-open-dot', 19, '19', 'star-triangle-up', 119,
              '119', 'star-triangle-up-open', 219, '219',
              'star-triangle-up-dot', 319, '319',
              'star-triangle-up-open-dot', 20, '20',
              'star-triangle-down', 120, '120',
              'star-triangle-down-open', 220, '220',
              'star-triangle-down-dot', 320, '320',
              'star-triangle-down-open-dot', 21, '21', 'star-square',
              121, '121', 'star-square-open', 221, '221',
              'star-square-dot', 321, '321', 'star-square-open-dot', 22,
              '22', 'star-diamond', 122, '122', 'star-diamond-open',
              222, '222', 'star-diamond-dot', 322, '322',
              'star-diamond-open-dot', 23, '23', 'diamond-tall', 123,
              '123', 'diamond-tall-open', 223, '223',
              'diamond-tall-dot', 323, '323', 'diamond-tall-open-dot',
              24, '24', 'diamond-wide', 124, '124', 'diamond-wide-open',
              224, '224', 'diamond-wide-dot', 324, '324',
              'diamond-wide-open-dot', 25, '25', 'hourglass', 125,
              '125', 'hourglass-open', 26, '26', 'bowtie', 126, '126',
              'bowtie-open', 27, '27', 'circle-cross', 127, '127',
              'circle-cross-open', 28, '28', 'circle-x', 128, '128',
              'circle-x-open', 29, '29', 'square-cross', 129, '129',
              'square-cross-open', 30, '30', 'square-x', 130, '130',
              'square-x-open', 31, '31', 'diamond-cross', 131, '131',
              'diamond-cross-open', 32, '32', 'diamond-x', 132, '132',
              'diamond-x-open', 33, '33', 'cross-thin', 133, '133',
              'cross-thin-open', 34, '34', 'x-thin', 134, '134',
              'x-thin-open', 35, '35', 'asterisk', 135, '135',
              'asterisk-open', 36, '36', 'hash', 136, '136',
              'hash-open', 236, '236', 'hash-dot', 336, '336',
              'hash-open-dot', 37, '37', 'y-up', 137, '137',
              'y-up-open', 38, '38', 'y-down', 138, '138',
              'y-down-open', 39, '39', 'y-left', 139, '139',
              'y-left-open', 40, '40', 'y-right', 140, '140',
              'y-right-open', 41, '41', 'line-ew', 141, '141',
              'line-ew-open', 42, '42', 'line-ns', 142, '142',
              'line-ns-open', 43, '43', 'line-ne', 143, '143',
              'line-ne-open', 44, '44', 'line-nw', 144, '144',
              'line-nw-open', 45, '45', 'arrow-up', 145, '145',
              'arrow-up-open', 46, '46', 'arrow-down', 146, '146',
              'arrow-down-open', 47, '47', 'arrow-left', 147, '147',
              'arrow-left-open', 48, '48', 'arrow-right', 148, '148',
              'arrow-right-open', 49, '49', 'arrow-bar-up', 149, '149',
              'arrow-bar-up-open', 50, '50', 'arrow-bar-down', 150,
              '150', 'arrow-bar-down-open', 51, '51', 'arrow-bar-left',
              151, '151', 'arrow-bar-left-open', 52, '52',
              'arrow-bar-right', 152, '152', 'arrow-bar-right-open', 53,
              '53', 'arrow', 153, '153', 'arrow-open', 54, '54',
              'arrow-wide', 154, '154', 'arrow-wide-open']
        - A tuple, list, or one-dimensional numpy array of the above
  
      Returns
      -------
      Any|numpy.ndarray
      """
      return self["symbol"]
  
imports: from plotly.basedatatypes import BaseTraceHierarchyType
  import copy
label_desc: Use image node_id 55 for calling the Marker obj's underlying member method code with example usage: obj.symbol() and returns: self