docstr: Sets the marker symbol type.
  
  The 'symbol' property is an enumeration that may be specified as:
    - One of the following enumeration values:
          ['circle', 'circle-open', 'cross', 'diamond',
          'diamond-open', 'square', 'square-open', 'x']
    - A tuple, list, or one-dimensional numpy array of the above
  
  Returns
  -------
  Any|numpy.ndarray
docstr_tok: ["Sets","the","marker","symbol","type",".","The","'symbol","'","property","is","an","enumeration","that","may","be","specified","as",":","-","One","of","the","following","enumeration","values",":","[","'circle","'",",","'circle-open","'",",","'cross","'",",","'diamond","'",",","'diamond-open","'",",","'square","'",",","'square-open","'",",","'","x","'","]","-","A","tuple",",","list",",","or","one-dimensional","numpy","array","of","the","above","Returns","--","--","--","-","Any|numpy.ndarray"]
code: def symbol(self):
      """
      Sets the marker symbol type.
  
      The 'symbol' property is an enumeration that may be specified as:
        - One of the following enumeration values:
              ['circle', 'circle-open', 'cross', 'diamond',
              'diamond-open', 'square', 'square-open', 'x']
        - 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 39 for calling the Marker obj's underlying member method code with example usage: obj.symbol() and returns: self