code: def _load_manifest(self, url: str) -> None:
      assert url == "FAKE_URL"
  
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 ArtifactPatch obj's underlying member method code with example usage: obj._load_manifest(url) without return types