code: def _resolve_artifact_futures(self, artifact_id: str) -> None:
      futures = self._artifacts[artifact_id]["result_futures"]
      for result_future in futures:
          result_future.set_result(None)
      futures.clear()
  
imports: import asyncio
  import concurrent.futures
  import logging
  import queue
  import sys
  import threading
  from typing import TYPE_CHECKING, Awaitable, Callable, MutableMapping, MutableSequence, MutableSet, NamedTuple, Optional, Union
  from wandb.errors.term import termerror
  from wandb.filesync import upload_job
  from wandb.sdk.lib.paths import LogicalPath
label_desc: Use image node_id 11 for calling the StepUpload obj's underlying member method code with example usage: obj._resolve_artifact_futures(artifact_id) without return types