输入以下命令:
1.
pip install PyQt5 -i https://pypi.douban.com/simple

pip install PyQt5-tools -i https://pypi.douban.com/simple



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输入以下命令:
1.
pip install PyQt5 -i https://pypi.douban.com/simple

pip install PyQt5-tools -i https://pypi.douban.com/simple


