code: def parse_args():
      parser = argparse.ArgumentParser()
      parser.add_argument(
          "input_directory",
          help="Root directory with conllu or conllu.xz files.",
      )
      parser.add_argument(
          "--output_directory",
          default=None,
          help="Directory to output to.  Will output to input_directory if None",
      )
      parser.add_argument(
          "--no_xz_output",
          default=True,
          dest="xz_output",
          action="store_false",
          help="Output compressed xz files",
      )
      args = parser.parse_args()
      return args
  
imports: import argparse
  import lzma
  import sys
  import os
label_desc: Use image node_id 2 for calling a global function with example usage: parse_args() and returns: args