Could not find a version that satisfies the requirement PyQt5-Qt5＞=5.15.2 (from pyqt5) (from version
1、网上的各种命令都尝试了
还是失败
2、终极解决办法：
pip3 install --upgrade pip
pip3 install pyqt5
是在centos中安装的
如果是windows，可以将命令改为
pip install --upgrade pip
pip install pyqt5
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