1. firefly@firefly:~/Downloads/tuhanan$ pip install pyqt5==5.14.4
2. ERROR: Could not find a version that satisfies the requirement pyqt5==5.14.4 (from versions: 5.14.0, 5.14.1, 5.14.2, 5.15.0, 5.15.1, 5.15.2, 5.15.3, 5.15.4, 5.15.5, 5.15.6, 5.15.7, 5.15.8, 5.15.9, 5.15.10)
3. ERROR: No matching distribution found for pyqt5==5.14.4
4. firefly@firefly:~/Downloads/tuhanan$ pip install pyqt5==5.14.2
5. Collecting pyqt5==5.14.2
6.   Downloading PyQt5-5.14.2.tar.gz (3.2 MB)
7.      |████████████████████████████████| 3.2 MB 3.3 MB/s
8.   Installing build dependencies ... done
9.   Getting requirements to build wheel ... done
10.     Preparing wheel metadata ... error
11.     ERROR: Command errored out with exit status 1:
12.      command: /usr/bin/python3 /tmp/tmpo3e14hjy prepare_metadata_for_build_wheel /tmp/tmpzs0frw1d
13.          cwd: /tmp/pip-install-o6fz602l/pyqt5
14.     Complete output (31 lines):
15.     Traceback (most recent call last):
16.       File "/tmp/tmpo3e14hjy", line 126, in prepare_metadata_for_build_wheel
17.         hook = backend.prepare_metadata_for_build_wheel
18.     AttributeError: module 'sipbuild.api' has no attribute 'prepare_metadata_for_build_wheel'
19.    
20.     During handling of the above exception, another exception occurred:
21.    
22.     Traceback (most recent call last):
23.       File "/tmp/tmpo3e14hjy", line 280, in <module>
24.         main()
25.       File "/tmp/tmpo3e14hjy", line 263, in main
26.         json_out['return_val'] = hook(**hook_input['kwargs'])
27.       File "/tmp/tmpo3e14hjy", line 130, in prepare_metadata_for_build_wheel
28.         return _get_wheel_metadata_from_wheel(backend, metadata_directory,
29.       File "/tmp/tmpo3e14hjy", line 159, in _get_wheel_metadata_from_wheel
30.         whl_basename = backend.build_wheel(metadata_directory, config_settings)
31.       File "/tmp/pip-build-env-4ddy4qym/overlay/lib/python3.8/site-packages/sipbuild/api.py", line 51, in build_wheel
32.         project = AbstractProject.bootstrap('pep517')
33.       File "/tmp/pip-build-env-4ddy4qym/overlay/lib/python3.8/site-packages/sipbuild/abstract_project.py", line 83, in bootstrap
34.         project.setup(pyproject, tool, tool_description)
35.       File "/tmp/pip-build-env-4ddy4qym/overlay/lib/python3.8/site-packages/sipbuild/project.py", line 479, in setup
36.         self.apply_user_defaults(tool)
37.       File "/tmp/pip-install-o6fz602l/pyqt5/project.py", line 62, in apply_user_defaults
38.         super().apply_user_defaults(tool)
39.       File "/tmp/pip-build-env-4ddy4qym/overlay/lib/python3.8/site-packages/pyqtbuild/project.py", line 70, in apply_user_defaults
40.         super().apply_user_defaults(tool)
41.       File "/tmp/pip-build-env-4ddy4qym/overlay/lib/python3.8/site-packages/sipbuild/project.py", line 225, in apply_user_defaults
42.         self.builder.apply_user_defaults(tool)
43.       File "/tmp/pip-build-env-4ddy4qym/overlay/lib/python3.8/site-packages/pyqtbuild/builder.py", line 69, in apply_user_defaults
44.         raise PyProjectOptionException('qmake',
45.     sipbuild.pyproject.PyProjectOptionException
46.     ----------------------------------------
47. ERROR: Command errored out with exit status 1: /usr/bin/python3 /tmp/tmpo3e14hjy prepare_metadata_for_build_wheel /tmp/tmpzs0frw1d Check the logs for full command output.
48.