code: def _false_flag_for_arg(s):
      """Returns False IIF s is an empty string otherwise returns None.
  
      Use to test if an arg is a False flag. Guild passes False values
      as empty strings assuming that argparse `type=boolean` is used to
      convert values to booleans.
      """
      if s == "":
          return False
      return None
  
imports: import argparse
  import logging
  import time
  from guild import _api
  from guild import util
  from .None import gen_queue
label_desc: Use image node_id 8 for calling a global function with example usage: _false_flag_for_arg(s) and returns: None, False