code: def serialize_numpy_ma_masked(x):
      return {}, []
  
file_path: distributed/distributed/protocol/numpy.py
imports: from __future__ import annotations
  import math
  import numpy
  from packaging.version import parse
  from distributed.protocol import pickle
  from distributed.protocol.serialize import dask_deserialize, dask_serialize
  from distributed.utils import log_errors
label_desc: Use image node_id 4 for calling a global function with example usage: serialize_numpy_ma_masked(x) and returns: dict,  list