code: def _prop_descriptions(self):
      return """\
          opacity
              Sets the opacity of the leaves. With colorscale it is
              defaulted to 1; otherwise it is defaulted to 0.7
          """
  
file_path: catboost/contrib/python/plotly/py3/plotly/graph_objs/sunburst/_leaf.py
imports: from plotly.basedatatypes import BaseTraceHierarchyType
  import copy
label_desc: Use image node_id 3 for calling the Leaf obj's underlying member method code with example usage: obj._prop_descriptions() and returns: str