code: def _build_argument_parser():
      desc = "Install requirements using pip"
  
      parser = argparse.ArgumentParser(description=desc)
      parser.add_argument(
          "--pinned",
          help="Whether to convert '>=' to '==' in files",
          type=lambda x: (
              str(x).lower() == "true"
          ),  # type=bool doesn't work
          required=True,
      )
      parser.add_argument(
          "--loglevel",
          help="Set log level",
          choices=["DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"],
      )
  
      return parser
  
file_path: fairlearn/scripts/install_requirements.py
imports: import argparse
  import logging
  import os
  import subprocess
  import sys
  from _utils import _LogWrapper
label_desc: Use image node_id 1 for calling a global function with example usage: _build_argument_parser() and returns: parser