code: def __iter__(self) -> Iterator[str]:
      yield from self._attributes.__iter__()
  
imports: import argparse
  from collections.abc import MutableMapping
  from typing import TYPE_CHECKING, Any, Collection, Dict, Iterable, Iterator, List, Mapping, Optional, Union
  from neptune.attributes.attribute import Attribute
  from neptune.internal.container_structure import ContainerStructure
  from neptune.internal.utils.generic_attribute_mapper import NoValue, atomic_attribute_types_map
  from neptune.internal.utils.logger import logger
  from neptune.internal.utils.paths import parse_path, path_to_str
  from neptune.types.namespace import Namespace
label_desc: Use image node_id 6 for calling the Namespace obj's underlying member method code with example usage: obj.__iter__() without return types