code: def redact_file(path: Path, dry_run: bool) -> None:
      if not path.exists() or path.is_dir():
          return
  
      text = path.read_text()
      if not text:
          return
  
      first_line = text.splitlines()[0]
      if "redact" in first_line:
          if not dry_run:
              path.unlink()
          print(f"Deleted {path}")
          return
  
      pattern = "|".join(
          r" *" + re.escape(x)
          for x in [
              "# ===== redact-beg =====\n",
              "# ===== redact-end =====\n",
              "<!--- redact-beg -->\n",
              "<!--- redact-end -->\n",
          ]
      )
  
      if re.search(pattern, text):
          redacted_text = "".join(re.split(pattern, text)[::2])
          if not dry_run:
              path.write_text(redacted_text)
          print(f"Redacted {path}")
          return
  
      print(f"Skipped {path}")
  
imports: import argparse
  import re
  import subprocess
  from pathlib import Path
label_desc: Use image node_id 1 for calling a global function with example usage: redact_file(path, dry_run) without return types