code: def __setitem__(self, k: str, v: Attribute) -> None:
      if not parse_path(k):
          logger.warning(
              f'Key "{k}" can\'t be used in Namespaces and dicts stored in Neptune. Please use a non-empty key '
              f"instead. The value {v!r} will be dropped.",
          )
          return
      self._attributes[k] = v
  
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 2 for calling the Namespace obj's underlying member method code with example usage: obj.__setitem__(k, v) without return types