code: def get_sha512_hash(filename: str) -> str:
      """Run the shasum command on the file and return the SHA512 hash."""
      result = subprocess.run(
          ["shasum", "-a", "512", filename], stdout=subprocess.PIPE
      )
      sha512_hash = result.stdout.decode().split()[0]
      return sha512_hash
  
file_path: superset/RELEASING/verify_release.py
imports: import re
  import subprocess
  import sys
  from typing import Optional
  import requests
label_desc: Use image node_id 1 for calling a global function with example usage: get_sha512_hash(filename) and returns: sha512_hash