docstr: Sets the length of dashes and gaps (mapbox.layer.paint.line-
  dasharray). Has an effect only when `type` is set to "line".
  
  The 'dash' property is an array that may be specified as a tuple,
  list, numpy array, or pandas Series
  
  Returns
  -------
  numpy.ndarray
code: def dash(self):
      """
      Sets the length of dashes and gaps (mapbox.layer.paint.line-
      dasharray). Has an effect only when `type` is set to "line".
  
      The 'dash' property is an array that may be specified as a tuple,
      list, numpy array, or pandas Series
  
      Returns
      -------
      numpy.ndarray
      """
      return self["dash"]
  
file_path: catboost/contrib/python/plotly/py2/plotly/graph_objs/layout/mapbox/layer/_line.py
imports: from plotly.basedatatypes import BaseLayoutHierarchyType
  import copy
label_desc: Use image node_id 1 for calling the Line obj's underlying member method code with example usage: obj.dash() and returns: self