code: def temporary_pycache_prefix(prefix):
      """Adjust and restore sys.pycache_prefix."""
      _orig_prefix = sys.pycache_prefix
      sys.pycache_prefix = prefix
      try:
          yield
      finally:
          sys.pycache_prefix = _orig_prefix
  
imports: import builtins
  import contextlib
  import errno
  import functools
  from importlib import machinery, util, invalidate_caches
  import marshal
  import os
  import os.path
  from test.support import import_helper
  from test.support import os_helper
  import unittest
  import sys
  import tempfile
  import types
label_desc: Use image node_id 14 for calling a global function with example usage: temporary_pycache_prefix(prefix) without return types