Error running 'index': Cannot run program "C:\Users\testgu\AppData\Local\Programs\Python\Python39\python.exe" (in directory "D:\PYWorkspace\ycyzharry"): CreateProcess error=2, 系统找不到指定的文件。

运行Python时候，报错如下：

Error running 'index': Cannot run program "C:\Users\testgu\AppData\Local\Programs\Python\Python39\python.exe" (in directory "D:\PYWorkspace\ycyzharry"): CreateProcess error=2, 系统找不到指定的文件。

解决办法：

Pycharm找到"File" ->"Settings" ->"Project:XXX" ->"Python interpreter"

选择对应的Python版本并且Apply