这篇文章可能会解决你PyQt5安装失败的问题

不许再睡了！: pip install PyQt5 报错： (D:\MyTools\dejahu) D:\myDesktop\dejahu\vegetables_tf2.3-master\vegetables_tf2.3>pip install PyQt5 Collecting PyQt5 Using cached PyQt5-5.15.10-cp37-abi3-win_amd64.whl.metadata (2.2 kB) Collecting PyQt5-sip=12.13 (from PyQt5) Using cached PyQt5_sip-12.13.0.tar.gz (123 kB) Installing build dependencies ... done Getting requirements to build wheel ... done Preparing metadata (pyproject.toml) ... done Collecting PyQt5-Qt5>=5.15.2 (from PyQt5) Using cached PyQt5_Qt5-5.15.2-py3-none-win_amd64.whl (50.1 MB) Using cached PyQt5-5.15.10-cp37-abi3-win_amd64.whl (6.8 MB) Building wheels for collected packages: PyQt5-sip Building wheel for PyQt5-sip (pyproject.toml) ... error error: subprocess-exited-with-error × Building wheel for PyQt5-sip (pyproject.toml) did not run successfully. │ exit code: 1 ╰─> [5 lines of output] running bdist_wheel running build running build_ext building 'PyQt5.sip' extension error: Microsoft