code: def config_to_pb(
      conf: Optional[Dict[str, Any]]
  ) -> Optional[pb.Config]:
      if conf is None:
          return None
      return pb.Config(
          repository=conf["repository"], storage=conf["storage"]
      )
  
imports: import datetime
  import json
  from typing import List, Dict, Any, Optional, MutableMapping
  from google.protobuf import timestamp_pb2
  from .servicepb import keepsake_pb2
  from .experiment import Experiment
  from .checkpoint import Checkpoint, PrimaryMetric, CheckpointList
label_desc: Use image node_id 14 for calling a global function with example usage: config_to_pb(conf) and returns: pb, None