py39-hdf5plugin @4.4.0: ImportError: cannot import name 'get_platform' from 'wheel.bdist_wheel'

[ryandesign (Ryan Carsten Schmidt)]

​https://build.macports.org/builders/ports-15_x86_64-builder/builds/4072/steps/install-port/logs/stdio

* Getting build dependencies for wheel...
Traceback (most recent call last):
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/pyproject_hooks/_in_process/_in_process.py", line 389, in <module>
    main()
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/pyproject_hooks/_in_process/_in_process.py", line 373, in main
    json_out["return_val"] = hook(**hook_input["kwargs"])
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/pyproject_hooks/_in_process/_in_process.py", line 143, in get_requires_for_build_wheel
    return hook(config_settings)
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/setuptools/build_meta.py", line 332, in get_requires_for_build_wheel
    return self._get_build_requires(config_settings, requirements=[])
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/setuptools/build_meta.py", line 302, in _get_build_requires
    self.run_setup()
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/setuptools/build_meta.py", line 318, in run_setup
    exec(code, locals())
  File "<string>", line 50, in <module>
ImportError: cannot import name 'get_platform' from 'wheel.bdist_wheel' (/opt/local/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/wheel/bdist_wheel.py)

ERROR Backend subprocess exited when trying to invoke get_requires_for_build_wheel
Command failed:  cd "/opt/local/var/macports/build/_opt_bblocal_var_buildworker_ports_build_ports_python_py-hdf5plugin/py39-hdf5plugin/work/hdf5plugin-4.4.0" && /opt/local/Library/Frameworks/Python.framework/Versions/3.9/bin/python3.9 -m build --no-isolation --wheel --outdir /opt/local/var/macports/build/_opt_bblocal_var_buildworker_ports_build_ports_python_py-hdf5plugin/py39-hdf5plugin/work 
Exit code: 1