错误集合

pip install opencv-python出现下面错误：

Fatal error in launcher: Unable to create process using '"d:\python38\python.exe"  "D:\software\Python38\Scripts\pip.exe" install opencv-python': ???????????

在cmd下执行“python -m pip install --upgrade pip”解决了问题

locateonscreen 函数无法添加confidence参数，提示TypeError: _locateAll_python() got an unexpected keyword argument 'confidence

解决办法：需要先安装opencv，方法

pip install opencv-python