code: def _file_infos_to_json(file_infos):
      json_list = [
          message_to_json(file_info.to_proto())
          for file_info in file_infos
      ]
      return "[" + ", ".join(json_list) + "]"
  
file_path: mlflow/mlflow/store/artifact/cli.py
imports: import logging
  import click
  from mlflow.artifacts import download_artifacts
  from mlflow.store.artifact.artifact_repository_registry import get_artifact_repository
  from mlflow.tracking import _get_store
  from mlflow.utils.proto_json_utils import message_to_json
label_desc: Use image node_id 5 for calling a global function with example usage: _file_infos_to_json(file_infos) and returns: unknown