This article describes the specific steps to install Python under WinPE for your reference, the details are as follows
I. Download the Python Windows installer, the latest version is 3.3.0.
Download Address:/getit/
Second, install Python in Windows system, if it is WinPE 64bit you should install Python 64bit.
* :: Note that you should select "Install just for me" and click Next all the way through.
Unpack the WinPE boot image.
/mount-wim /WimFile:.\ /index:1 /MountDir:.\mount
Copy the installed Python files to the WinPE boot image.
For example, the default installation folder of Python 3.3.0 is C:\Python33, copy this folder to the root directory of the WinPE boot image.
V. Add the following command to Windows\system32\:
Associated Python file extension: assoc .py=PythonFile
Specify the Python file to call using the command: ftype PythonFile=X:\Python33\ "%1" %*
* :: Note that %1 should be enclosed in "", otherwise paths with spaces cannot be executed
Packaging WinPE boot image
/unmount-wim /mountdir:.\mount /commit
Start WinPE and verify that the Python script can be executed.
This is what this article is all about, and I hope it will help you in your studies.