code: def _prop_descriptions(self):
      return """\
          color
              Sets the color of the contour level. Has no effect if
              `contours.coloring` is set to "lines".
          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").
          smoothing
              Sets the amount of smoothing for the contour lines,
              where 0 corresponds to no smoothing.
          width
              Sets the contour line width in (in px)
          """
  
file_path: catboost/contrib/python/plotly/py3/plotly/graph_objs/histogram2dcontour/_line.py
imports: from plotly.basedatatypes import BaseTraceHierarchyType
  import copy
label_desc: Use image node_id 9 for calling the Line obj's underlying member method code with example usage: obj._prop_descriptions() and returns: str