`setuptools.dep_util` is deprecated and will be removed soon. Alternative suggested is `setuptools.modified`.

https://github.com/py2exe/py2exe/blob/4e7b2b2c60face592e67cb1bc935172a20fa371d/py2exe_setuptools.py#L10

This is the warning currently in place
https://github.com/pypa/setuptools/blob/v69.5.1/setuptools/dep_util.py#L5-L16.