code: def is_list_of_artifact_multimap(
      value,
  ) -> TypeGuard[Sequence[Mapping[str, Sequence[tfx.types.Artifact]]]]:
      """Checks value is Sequence[Mapping[str, Sequence[Artifact]]] type."""
      return is_compatible(value, Sequence[ArtifactMultiMap])
  
imports: from typing import Any, Dict, List, Mapping, MutableMapping, MutableSequence, Sequence, TypeVar
  import tfx.types
  from tfx.utils import pure_typing_utils
  from typing_extensions import TypeGuard
label_desc: Use image node_id 4 for calling a global function with example usage: is_list_of_artifact_multimap(value) and returns: is_compatible