code: def download(self, root=None):
      root = root or self._parent_artifact._default_root()
      dest = os.path.join(root, self.path)
      return copy_or_overwrite_changed(self.local_path, dest)
  
imports: import os
  import platform
  import pytest
  import wandb
  from wandb.sdk.artifacts.artifact import Artifact
  from wandb.sdk.artifacts.artifact_manifest_entry import ArtifactManifestEntry
  from wandb.sdk.data_types import saved_model
  from wandb.sdk.lib.filesystem import copy_or_overwrite_changed
  from .None import saved_model_constructors
label_desc: Use image node_id 1 for calling the ArtifactManifestEntryPatch obj's underlying member method code with example usage: obj.download(root) and returns: copy_or_overwrite_changed