code: def sparse_list(self) -> Tuple[List[int], List[Any]]:
      indices = []
      values = []
      for k, v in self.items():
          indices.append(k)
          values.append(v)
  
      return indices, values
  
imports: import numpy
  from typing import Any, Iterator, List, Tuple, Union
  from aim.storage.treeview import TreeView
  from aim.storage.arrayview import ArrayView
label_desc: Use image node_id 12 for calling the TreeArrayView obj's underlying member method code with example usage: obj.sparse_list() and returns: indices,  values