code: def cmd_copy(src: str, tgt: str) -> str:
      return f'copy /Y /B "{src}" "{tgt}"'
  
imports: from __future__ import annotations
  import argparse
  import os
  import platform
  import re
  import shutil
  import struct
  import subprocess
label_desc: Use image node_id 4 for calling a global function with example usage: cmd_copy(src, tgt) and returns: str, src, str, tgt, str