[BUG] AttributeError: 'WindowsPath' object has no attribute 'read_text'

setuptools version

setuptools==60.7.0

Python version

3.8.10

OS

Windows 10

Additional environment information

No response

Description

There’s regression in compare to previous setuptools==60.6.0 (which works)

E.g. installing latest setuptools and pip and then installing e.g. pathlib fails with following error: AttributeError: 'WindowsPath' object has no attribute 'read_text'

Expected behavior

it works

How to Reproduce

1. install latest pip (22.0.2)
2. install latest setuptools (60.7.0)
3. install pathlib using pip

Output

python -m pip install -U pip
(cut)
pip install -U setuptools
(cut)

(venv) C:\Temp\setuptools>pip install -U pathlib
Collecting pathlib
  Using cached pathlib-1.0.1.tar.gz (49 kB)
  Preparing metadata (setup.py) ... error
  error: subprocess-exited-with-error

  × python setup.py egg_info did not run successfully.
  │ exit code: 1
  ╰─> [12 lines of output]
      Traceback (most recent call last):
        File "<string>", line 2, in <module>
        File "<pip-setuptools-caller>", line 14, in <module>
        File "c:\temp\setuptools\venv\lib\site-packages\setuptools\__init__.py", line 16, in <module>
          import setuptools.version
        File "c:\temp\setuptools\venv\lib\site-packages\setuptools\version.py", line 1, in <module>
          import pkg_resources
        File "c:\temp\setuptools\venv\lib\site-packages\pkg_resources\__init__.py", line 74, in <module>
          from pkg_resources.extern.jaraco.text import (
        File "c:\temp\setuptools\venv\lib\site-packages\pkg_resources\_vendor\jaraco\text\__init__.py", line 227, in <module>
          lorem_ipsum: str = files(__name__).joinpath('Lorem ipsum.txt').read_text()
      AttributeError: 'WindowsPath' object has no attribute 'read_text'
      [end of output]

  note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed

× Encountered error while generating package metadata.
╰─> See above for output.

note: This is an issue with the package mentioned above, not pip.
hint: See above for details.