Create package file with

cp python-3.9.7-0.build.sh python-3.9.12-0.build.sh

Remove notify package which doesn't work.

+ pip3 install --prefix=/scratch/local2/python-3.9.12-0 notify
Collecting notify
  Using cached notify-0.3.1.tar.gz (10 kB)
  Preparing metadata (setup.py) ... error
  error: subprocess-exited-with-error

  × python setup.py egg_info did not run successfully.
  │ exit code: 1
  ╰─> [4 lines of output]
      /scratch/local2/python-3.9.12-0/lib/python3.9/site-packages/setuptools/dist.py:717: UserWarning: Usage of dash-separated 'upload-dir' will not be supported in future versions. Please use the underscore name 'upload_dir' instead
        warnings.warn(
      Warning: 'classifiers' should be a list, got type 'tuple'
      error in notify setup command: use_2to3 is invalid.
      [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.