docstr: The width of columns expressed as a ratio. Columns fill the
  available width in proportion of their specified column widths.
  
  The 'columnwidth' property is a number and may be specified as:
    - An int or float
    - A tuple, list, or one-dimensional numpy array of the above
  
  Returns
  -------
  int|float|numpy.ndarray
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code: def columnwidth(self):
      """
      The width of columns expressed as a ratio. Columns fill the
      available width in proportion of their specified column widths.
  
      The 'columnwidth' property is a number and may be specified as:
        - An int or float
        - A tuple, list, or one-dimensional numpy array of the above
  
      Returns
      -------
      int|float|numpy.ndarray
      """
      return self["columnwidth"]
  
imports: from plotly.basedatatypes import BaseTraceType
  import copy
label_desc: Use image node_id 7 for calling the Table obj's underlying member method code with example usage: obj.columnwidth() and returns: self