code: def is_available() -> bool:
      return (
          copy != lazy_load_stub_copy and paste != lazy_load_stub_paste
      )
  
imports: import contextlib
  import ctypes
  from ctypes import c_size_t, c_wchar, c_wchar_p, get_errno, sizeof
  import os
  import platform
  from shutil import which
  import subprocess
  import time
  import warnings
  from pandas.errors import PyperclipException, PyperclipWindowsException
  from pandas.util._exceptions import find_stack_level
label_desc: Use image node_id 17 for calling a global function with example usage: is_available() and returns: unknown