code: def save_git_information(outdir):
      # Save `git rev-parse HEAD` (SHA of the current commit)
      with open(os.path.join(outdir, "git-head.txt"), "wb") as f:
          f.write(subprocess.check_output("git rev-parse HEAD".split()))
  
      # Save `git status`
      with open(os.path.join(outdir, "git-status.txt"), "wb") as f:
          f.write(subprocess.check_output("git status".split()))
  
      # Save `git log`
      with open(os.path.join(outdir, "git-log.txt"), "wb") as f:
          f.write(subprocess.check_output("git log".split()))
  
      # Save `git diff`
      with open(os.path.join(outdir, "git-diff.txt"), "wb") as f:
          f.write(subprocess.check_output("git diff HEAD".split()))
  
file_path: pfrl/pfrl/experiments/prepare_output_dir.py
imports: import argparse
  import datetime
  import json
  import os
  import pickle
  import shutil
  import subprocess
  import sys
  from binascii import crc32
  import pfrl
label_desc: Use image node_id 3 for calling a global function with example usage: save_git_information(outdir) without return types