code: def _prop_descriptions(self):
      return """\
          x
              Numeric vector, representing the X coordinate for each
              vertex.
          y
              Numeric vector, representing the Y coordinate for each
              vertex.
          z
              Numeric vector, representing the Z coordinate for each
              vertex.
          """
  
file_path: plotly.py/packages/python/plotly/plotly/graph_objs/volume/_lightposition.py
imports: from plotly.basedatatypes import BaseTraceHierarchyType
  import copy
label_desc: Use image node_id 7 for calling the Lightposition obj's underlying member method code with example usage: obj._prop_descriptions() and returns: str