我已经找到并解决了这个问题.对于希望执行类似操作的用户:将命令包装在批处理文件或powershell文件中，或者确保已将安装的python版本添加到PATH中.

I have found and fixed the problem. For those wishing to do something similar: either wrap the command in a batch or powershell file, or ensure that the python version installed has been added to the PATH.