code: def parse_args():
      parser = optparse.OptionParser()
      parser.disable_interspersed_args()
      parser.add_option("--tar-output")
      parser.add_option("--protoc-out-dir")
      return parser.parse_args()
  
imports: import os
  import optparse
  import tarfile
  import stat
  import subprocess
label_desc: Use image node_id 1 for calling a global function with example usage: parse_args() and returns: parser