在Windows机器上并行安装32位和64位Python的标准方法是什么?

I would like to install 32 bit and 64 bit versions of Python on a Windows machine side-by-side. The default directory is c:\Python?? for both so I would have to modify one or both of the install directories. I'm curious to see what the "standard" way is to support both versions?I would like to install 32 bit and 64 bit versi