code: def set_tmpdir(dirname):
      """Set the temporary directory to use instead of __pycache__."""
      global _TMPDIR
      _TMPDIR = dirname
  
imports: import sys, os, binascii, shutil, io
  from .None import __version_verifier_modules__
  from .None import ffiplatform
  from .error import VerificationError
label_desc: Use image node_id 3 for calling a global function with example usage: set_tmpdir(dirname) without return types