code: def calculate_destination(prefix, cuda, lib, lib_ver):
      """Calculates the installation directory.
  
      ~/.cupy/cuda_lib/{cuda_version}/{library_name}/{library_version}
      """
      return os.path.join(prefix, cuda, lib, lib_ver)
  
imports: import argparse
  import json
  import os
  import platform
  import shutil
  import subprocess
  import sys
  import tempfile
  import urllib.request
label_desc: Use image node_id 11 for calling a global function with example usage: calculate_destination(prefix, cuda, lib, lib_ver) and returns: os