<html><body><div style="font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 10pt; color: #000000"><div>I installed the <span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Python 3.11</span> pre-release on my Windows 11 computer:<br data-mce-bogus="1"></div><div><a href="https://www.python.org/downloads/release/python-3110a7/">https://www.python.org/downloads/release/python-3110a7/</a><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>I installed it in the folder <span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">C:\Python311\</span><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Then I launched a command prompt and installed wheel, <span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">pyqt6</span> and <span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">pyqt6-tools</span>. As you can see, something goes wrong when installing <span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">pyqt6-tools</span>:<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div style="padding-left: 30px;" data-mce-style="padding-left: 30px;"><strong><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">>pip install wheel</span></strong><br data-mce-bogus="1"></div><div style="padding-left: 30px;" data-mce-style="padding-left: 30px;"><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Collecting wheel</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Downloading wheel-0.37.1-py2.py3-none-any.whl (35 kB)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Installing collected packages: wheel</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Successfully installed wheel-0.37.1</span><br data-mce-bogus="1"></div><div style="padding-left: 30px;" data-mce-style="padding-left: 30px;"><br data-mce-bogus="1"></div><div style="padding-left: 30px;" data-mce-style="padding-left: 30px;"><br data-mce-bogus="1"></div><div style="padding-left: 30px;" data-mce-style="padding-left: 30px;"><strong><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">>pip install pyqt6</span></strong><br data-mce-bogus="1"></div><div style="padding-left: 30px;" data-mce-style="padding-left: 30px;"><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Collecting pyqt6</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Downloading PyQt6-6.3.0-cp37-abi3-win_amd64.whl (6.2 MB)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ---------------------------------------- 6.2/6.2 MB 10.7 MB/s eta 0:00:00</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Collecting PyQt6-sip<14,>=13.2</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Downloading PyQt6_sip-13.3.1.tar.gz (108 kB)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ---------------------------------------- 108.3/108.3 KB 6.1 MB/s eta 0:00:00</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Installing build dependencies ... done</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Getting requirements to build wheel ... done</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Preparing metadata (pyproject.toml) ... done</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Collecting PyQt6-Qt6>=6.3.0</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Downloading PyQt6_Qt6-6.3.0-py3-none-win_amd64.whl (45.8 MB)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ---------------------------------------- 45.8/45.8 MB 11.3 MB/s eta 0:00:00</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Building wheels for collected packages: PyQt6-sip</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Building wheel for PyQt6-sip (pyproject.toml) ... done</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Created wheel for PyQt6-sip: filename=PyQt6_sip-13.3.1-cp311-cp311-win_amd64.whl size=71550 sha256=4bc5340bdce65cccb581389f646d712aa78abbdae84d461120e9565426dc93c8</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Stored in directory: C:\Users\krist\AppData\Local\Temp\pip-ephem-wheel-cache-jmbk1_kb\wheels\c3\af\39\f00fa6b0b54378c6b571e7d38750537a92e95390d4247d3b9e</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Successfully built PyQt6-sip</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Installing collected packages: PyQt6-Qt6, PyQt6-sip, pyqt6</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Successfully installed PyQt6-Qt6-6.3.0 PyQt6-sip-13.3.1 pyqt6-6.3.0</span><br data-mce-bogus="1"></div><div style="padding-left: 30px;" data-mce-style="padding-left: 30px;"><br data-mce-bogus="1"></div><div style="padding-left: 30px;" data-mce-style="padding-left: 30px;"><br data-mce-bogus="1"></div><div style="padding-left: 30px;" data-mce-style="padding-left: 30px;"><strong><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">>pip install pyqt6-tools</span></strong><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Collecting pyqt6-tools</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Downloading pyqt6_tools-6.1.0.3.2-py3-none-any.whl (29 kB)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Downloading pyqt6_tools-6.0.3.3.2-py3-none-any.whl (29 kB)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Collecting click</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Downloading click-8.1.3-py3-none-any.whl (96 kB)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ---------------------------------------- 96.6/96.6 KB 5.4 MB/s eta 0:00:00</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Collecting pyqt6-tools</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Downloading pyqt6_tools-6.0.2.3.2-py3-none-any.whl (29 kB)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">Collecting pyqt6==6.0.2</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Downloading PyQt6-6.0.2.tar.gz (940 kB)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ---------------------------------------- 940.8/940.8 KB 6.6 MB/s eta 0:00:00</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Installing build dependencies ... done</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Getting requirements to build wheel ... done</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Preparing metadata (pyproject.toml) ... error</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> error: subprocess-exited-with-error</span><br><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> × Preparing metadata (pyproject.toml) did not run successfully.</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> │ exit code: 1</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ╰─> [40 lines of output]</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Traceback (most recent call last):</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> File "C:\Python311\Lib\site-packages\pip\_vendor\pep517\in_process\_in_process.py", line 156, in prepare_metadata_for_build_wheel</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> hook = backend.prepare_metadata_for_build_wheel</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> AttributeError: module 'sipbuild.api' has no attribute 'prepare_metadata_for_build_wheel'</span><br><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> During handling of the above exception, another exception occurred:</span><br><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> Traceback (most recent call last):</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> File "C:\Python311\Lib\site-packages\pip\_vendor\pep517\in_process\_in_process.py", line 363, in <module></span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> main()</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ^^^^^^</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> File "C:\Python311\Lib\site-packages\pip\_vendor\pep517\in_process\_in_process.py", line 345, in main</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> json_out['return_val'] = hook(**hook_input['kwargs'])</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> File "C:\Python311\Lib\site-packages\pip\_vendor\pep517\in_process\_in_process.py", line 160, in prepare_metadata_for_build_wheel</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> whl_basename = backend.build_wheel(metadata_directory, config_settings)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> File "C:\Users\krist\AppData\Local\Temp\pip-build-env-1ejos5sl\overlay\Lib\site-packages\sipbuild\api.py", line 51, in build_wheel</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> project = AbstractProject.bootstrap('pep517')</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> File "C:\Users\krist\AppData\Local\Temp\pip-build-env-1ejos5sl\overlay\Lib\site-packages\sipbuild\abstract_project.py", line 83, in bootstrap</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> project.setup(pyproject, tool, tool_description)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> File "C:\Users\krist\AppData\Local\Temp\pip-build-env-1ejos5sl\overlay\Lib\site-packages\sipbuild\project.py", line 594, in setup</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> self.apply_user_defaults(tool)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> File "C:\Users\krist\AppData\Local\Temp\pip-install-tat_ias8\pyqt6_920842ce0fe64e4a89597e45e5a8549f\project.py", line 60, in apply_user_defaults</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> super().apply_user_defaults(tool)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> File "C:\Users\krist\AppData\Local\Temp\pip-build-env-1ejos5sl\overlay\Lib\site-packages\pyqtbuild\project.py", line 70, in apply_user_defaults</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> super().apply_user_defaults(tool)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> File "C:\Users\krist\AppData\Local\Temp\pip-build-env-1ejos5sl\overlay\Lib\site-packages\sipbuild\project.py", line 241, in apply_user_defaults</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> self.builder.apply_user_defaults(tool)</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> File "C:\Users\krist\AppData\Local\Temp\pip-build-env-1ejos5sl\overlay\Lib\site-packages\pyqtbuild\builder.py", line 67, in apply_user_defaults</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> raise PyProjectOptionException('qmake',</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> sipbuild.pyproject.PyProjectOptionException</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> [end of output]</span><br><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;"> note: This error originates from a subprocess, and is likely not a problem with pip.</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">error: metadata-generation-failed</span><br><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">× Encountered error while generating package metadata.</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">╰─> See above for output.</span><br><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">note: This is an issue with the package mentioned above, not pip.</span><br><span style="font-family: courier new, courier, monaco, monospace, sans-serif;" data-mce-style="font-family: courier new, courier, monaco, monospace, sans-serif;">hint: See above for details.</span><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>I thought the reason could be related to access rights. So I launched a cmd prompt in admin mode. Unfortunately, the problem remains.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div></div></body></html>