Get Python executable paths

python_executables.bat

@SETLOCAL ENABLEEXTENSIONS ENABLEDELAYEDEXPANSION
@SET "HKEY=HKEY_LOCAL_MACHINE\Software\Python\PythonCore"
@ECHO.::::::::: Local Machine
@CALL :display "HKEY_LOCAL_MACHINE\Software\Python\PythonCore"
@ECHO.::::::::: Current User
@CALL :display "HKEY_CURRENT_USER\Software\Python\PythonCore"
@FOR /F "usebackq" %%v in (`py.exe -c "import sys;print(sys.winver)"`) DO @SET "VERSION=%%v"
@ECHO.::::::::: py.exe current version
@ECHO Current version: Python %VERSION%
@GOTO :EOF

:display
@FOR /F "usebackq skip=2 tokens=1,2*" %%A IN (`REG QUERY %HKEY% 2^>nul`) DO @(
  ECHO.%%A | FIND /I "%HKEY%\" >nul 2>nul && (
    @CALL :show "%%A" "%HKEY%\"
  )
)
@GOTO :EOF
:show
@SET "V=%~1"
@SET "V=!V:%~2=!"
@SET "HKEY2=%HKEY%\%V%"
@FOR /F "usebackq skip=2 tokens=1,2*" %%A IN (`REG QUERY %HKEY2% /v Version 2^>nul`) DO @(
  ECHO.%%A: "%%C"
)
@FOR /F "usebackq skip=2 tokens=1,2*" %%A IN (`REG QUERY %HKEY2%\InstallPath /v *ExecutablePath 2^>nul`) DO @(
  IF /I "%%A" == "ExecutablePath" ECHO.Console: "%%C"
  IF /I "%%A" == "WindowedExecutablePath" ECHO.Windows: "%%C"
)