>>> from importlib import metadata
>>> d = metadata.PathDistribution.at('/tmp')
>>> d.requires
>>> d.requires is None
True

>>> from importlib import metadata
>>> d = metadata.PathDistribution.at('/tmp')
>>> d.requires
Traceback (most recent call last):
  File "<python-input-2>", line 1, in <module>
    d.requires
  File "/usr/lib64/python3.15/importlib/metadata/__init__.py", line 660, in requires
    reqs = self._read_dist_info_reqs() or self._read_egg_info_reqs()
           ~~~~~~~~~~~~~~~~~~~~~~~~~^^
  File "/usr/lib64/python3.15/importlib/metadata/__init__.py", line 664, in _read_dist_info_reqs
    return self.metadata.get_all('Requires-Dist')
           ^^^^^^^^^^^^^^^^^^^^^
AttributeError: 'NoneType' object has no attribute 'get_all'