How to mock/patch sh.contrib.sudo? getting error about "AttributeError: property of 'Contrib' object has no deleter"

[hpe-ykoehler]

Trying to mock the sh.contrib.sudo using

    @patch("sh.contrib.sudo", create=True)

but I am getting the following error

args = (<tests.test_aosbuild.test_buildtree.TestOverlaySudo object at 0x7f84e9a2f450>,), keywargs = {}

    @wraps(func)
    def patched(*args, **keywargs):
>       with self.decoration_helper(patched,
                                    args,
                                    keywargs) as (newargs, newkeywargs):

/usr/local/lib/python3.11/unittest/mock.py:1366: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
/usr/local/lib/python3.11/contextlib.py:137: in __enter__
    return next(self.gen)
/usr/local/lib/python3.11/unittest/mock.py:1348: in decoration_helper
    arg = exit_stack.enter_context(patching)
/usr/local/lib/python3.11/contextlib.py:505: in enter_context
    result = _enter(cm)
/usr/local/lib/python3.11/unittest/mock.py:1559: in __enter__
    if not self.__exit__(*sys.exc_info()):
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <unittest.mock._patch object at 0x7f84e9bc7e10>, exc_info = (<class 'AttributeError'>, AttributeError("property of 'Contrib' object has no setter"), <traceback object at 0x7f84ea16bec0>)

    def __exit__(self, *exc_info):
        """Undo the patch."""
        if self.is_local and self.temp_original is not DEFAULT:
            setattr(self.target, self.attribute, self.temp_original)
        else:
>           delattr(self.target, self.attribute)
E           AttributeError: property of 'Contrib' object has no deleter

/usr/local/lib/python3.11/unittest/mock.py:1567: AttributeError

Any help appreciated, I am not an expert in Python nor in the Mock framework