Python3.11 - importlib no longer exposes .util

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I can’t reproduce any meaningful Python-specific differences.

$ python3.8
Python 3.8.10 (default, Nov 22 2023, 10:22:35) 
[GCC 9.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import importlib
>>> importlib.util
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
AttributeError: module 'importlib' has no attribute 'util'
>>> import importlib.util
>>> 
$ python3.11
Python 3.11.2 (main, Apr  5 2023, 03:08:14) [GCC 9.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import importlib
>>> importlib.util
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
AttributeError: module 'importlib' has no attribute 'util'
>>> import importlib.util
>>> 
$ python3.12
Python 3.12.2 (main, Mar 29 2024, 00:26:08) [GCC 9.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import importlib
>>> importlib.util
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
AttributeError: module 'importlib' has no attribute 'util'
>>> import importlib.util
>>> 

$ python3.8
Python 3.8.10 (default, Nov 22 2023, 10:22:35) 
[GCC 9.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import pkgutil
>>> importlib.util
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
NameError: name 'importlib' is not defined
>>> import importlib
>>> importlib.util
<module 'importlib.util' from '/usr/lib/python3.8/importlib/util.py'>
>>> 
$ python3.11
Python 3.11.2 (main, Apr  5 2023, 03:08:14) [GCC 9.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import pkgutil
>>> importlib.util
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
NameError: name 'importlib' is not defined
>>> import importlib
>>> importlib.util
<module 'importlib.util' (frozen)>
>>> 
$ python3.12
Python 3.12.2 (main, Mar 29 2024, 00:26:08) [GCC 9.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import pkgutil
>>> importlib.util
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
NameError: name 'importlib' is not defined. Did you forget to import 'importlib'?
>>> import importlib
>>> importlib.util
<module 'importlib.util' (frozen)>
>>>

The fact that an imported module is “frozen” is not really relevant here; it’s an implementation detail and doesn’t change how you use it.