code: def _write_recordio(f, data):
      """Writes a single data point as a RecordIO record to the given file.
  
      Args:
          f:
          data:
      """
      length = len(data)
      f.write(struct.pack("I", _kmagic))
      f.write(struct.pack("I", length))
      pad = (((length + 3) >> 2) << 2) - length
      f.write(data)
      f.write(padding[pad])
  
imports: from __future__ import absolute_import
  import io
  import logging
  import struct
  import sys
  import numpy
  from sagemaker.amazon.record_pb2 import Record
  from sagemaker.deprecations import deprecated_class
  from sagemaker.deserializers import SimpleBaseDeserializer
  from sagemaker.serializers import SimpleBaseSerializer
  from sagemaker.utils import DeferredError
label_desc: Use image node_id 8 for calling a global function with example usage: _write_recordio(f, data) without return types