new_contents: import subprocess
  import sys
  import os
  
  OTS_SANITIZE = os.path.join(os.path.dirname(__file__), "ots-sanitize")
  
  
  def sanitize(args=None):
      if args is None:
          args = sys.argv[1:]
      return subprocess.call([OTS_SANITIZE] + args)
  
subject: add sanitize function entry point