Microsoft Windows [Version 10.0.19043.1466]
(c) Microsoft Corporation. All rights reserved.

f:\Tools\blender\blender-2.93.8-windows-x64>2.93\python\bin\python.exe -m pip install pyside2
Collecting pyside2
  Downloading PySide2-5.15.2.1-5.15.2-cp35.cp36.cp37.cp38.cp39.cp310-none-win_amd64.whl (137.4 MB)
     |¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦| 137.4 MB 11 kB/s
Collecting shiboken2==5.15.2.1
  Downloading shiboken2-5.15.2.1-5.15.2-cp35.cp36.cp37.cp38.cp39.cp310-none-win_amd64.whl (2.3 MB)
     |¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦¦| 2.3 MB ...
Installing collected packages: shiboken2, pyside2
  WARNING: The scripts pyside2-designer.exe, pyside2-lupdate.exe, pyside2-rcc.exe and pyside2-uic.exe are installed in 'f:\Tools\blender\blender-2.93.8-windows-x64\2.93\python\Scripts' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
Successfully installed pyside2-5.15.2.1 shiboken2-5.15.2.1
WARNING: You are using pip version 20.2.3; however, version 22.0.3 is available.
You should consider upgrading via the 'f:\Tools\blender\blender-2.93.8-windows-x64\2.93\python\bin\python.exe -m pip install --upgrade pip' command.

f:\Tools\blender\blender-2.93.8-windows-x64>blender -b --python-expr "import PySide2"
Blender 2.93.8 (hash 09da7f489ad9 built 2022-02-02 00:42:01)

Blender quit

f:\Tools\blender\blender-2.93.8-windows-x64>