The delphivcl downloaded by python3.12 is not the correct version.

[fansxs]

Python3.12 x64
C:>pip install delphivcl
Collecting delphivcl
Using cached
https://... delphivcl-0.1.24.tar.gz (12 kB)
Installing build dependencies ... done
Getting requirements to build wheel ... error
error: subprocess-exited-with-error

× Getting requirements to build wheel did not run successfully.
│ exit code: 1
╰─> [1 lines of output]
error in delphivcl setup command: 'python_requires' must be a string containing valid version specifiers; Invalid specifier: '>=3.3<=3.10'
[end of output]

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

× Getting requirements to build wheel did not run successfully.
│ exit code: 1
╰─> See above for output.

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

[notice] A new release of pip is available: 23.2.1 -> 23.3.1
[notice] To update, run: python.exe -m pip install --upgrade pip

[lmbelo]

@fansxs Python 3.12 isn't supported yet. We're working on a new release that supports Python 3.12 as well.