code: def _split_flags(flags_arg):
      return [
          arg.strip() for arg in re.split(r"[ ,]", flags_arg) if arg
      ]
  
imports: import csv
  import logging
  import os
  import re
  import sys
  import time
  from guild import batch_util
  from guild import cli
  from guild import op_util
  from guild import run_util
  from guild import tfevent
  from guild import util
  from .None import runs_impl
label_desc: Use image node_id 13 for calling a global function with example usage: _split_flags(flags_arg) and returns: unknown