code: def __bool__(self) -> bool:
      return bool(len(self))
  
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 9 for calling the TreeArrayView obj's underlying member method code with example usage: obj.__bool__() and returns: bool