code: def parse_args():
      """Parses the arguments."""
      parser = argparse.ArgumentParser()
      parser.add_argument(
          "--config",
          dest="config",
          help="the base configuration file used for edit",
          default=None,
          type=str,
      )
      parser.add_argument(
          "--grid",
          dest="grid",
          help="configuration file for grid search",
          required=True,
          type=str,
      )
      parser.add_argument(
          "--sample",
          dest="sample",
          help="whether perform random sampling",
          action="store_true",
          required=False,
      )
      parser.add_argument(
          "--sample_alias",
          dest="sample_alias",
          help="configuration file for sample alias",
          default=None,
          required=False,
          type=str,
      )
      parser.add_argument(
          "--sample_num",
          dest="sample_num",
          help="Number of random samples in the space",
          default=10,
          type=int,
      )
      parser.add_argument(
          "--out_dir",
          dest="out_dir",
          help="output directory for generated config files",
          default="configs",
          type=str,
      )
      parser.add_argument(
          "--config_budget",
          dest="config_budget",
          help="the base configuration file used for matching computation",
          default=None,
          type=str,
      )
      return parser.parse_args()
  
imports: import argparse
  import copy
  import csv
  import os
  import os.path
  import random
  import numpy
  import yaml
  import graphgym.contrib
  from graphgym.utils.comp_budget import match_baseline_cfg
  from graphgym.utils.io import makedirs_rm_exist, string_to_python
label_desc: Use image node_id 1 for calling a global function with example usage: parse_args() and returns: parser