Can't install with pip on a downloaded repo #5

pip install py_slvs

python setup.py install

pip install .

$ pip -V
pip 23.0 from /usr/lib/python3/dist-packages/pip (python 3.11)
$ pip install .
Defaulting to user installation because normal site-packages is not writeable
Processing /home/dave/proj/local-admin/python/slvs_py
  Preparing metadata (setup.py) ... error
  error: subprocess-exited-with-error
  
  × python setup.py egg_info did not run successfully.
  │ exit code: 1
  ╰─> [8 lines of output]
      skipping skbuild (no CMakeLists.txt found)
      running egg_info
      creating /tmp/pip-pip-egg-info-i3olrbww/py_slvs.egg-info
      writing /tmp/pip-pip-egg-info-i3olrbww/py_slvs.egg-info/PKG-INFO
      writing dependency_links to /tmp/pip-pip-egg-info-i3olrbww/py_slvs.egg-info/dependency_links.txt
      writing top-level names to /tmp/pip-pip-egg-info-i3olrbww/py_slvs.egg-info/top_level.txt
      writing manifest file '/tmp/pip-pip-egg-info-i3olrbww/py_slvs.egg-info/SOURCES.txt'
      error: package directory 'py_slvs' does not exist
      [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.

$ pip -V
pip 20.3.4 from /usr/lib/python3/dist-packages/pip (python 3.9)