A .bat to uninstall all pip freeze packages showing a progress

pipclean.bat

@echo off
setlocal enabledelayedexpansion

:: Check Python and pip
echo Checking if Python and pip are installed...
python --version >nul 2>&1
IF %ERRORLEVEL% NEQ 0 (
    echo ERROR: Python is not installed or not added to the PATH.
    exit /b 1
)

pip --version >nul 2>&1
IF %ERRORLEVEL% NEQ 0 (
    echo ERROR: pip is not installed or not added to the PATH.
    exit /b 1
)

echo Python and pip are installed.

:: Confirm uninstallation
set /p confirm="Are you sure you want to uninstall all installed Python packages? This action is irreversible. (Y/N): "
IF /I NOT "%confirm%"=="Y" (
    echo Operation canceled. No packages were uninstalled.
    exit /b 0
)

:: First attempt with pip list
echo.

:: Count total packages first
echo.
echo Counting packages...
set /a total=0
for /f "skip=2 tokens=1" %%a in ('pip list') do set /a total+=1

if %total% EQU 0 (
    echo No packages found to uninstall.
    exit /b 0
)

echo Found %total% packages to uninstall.
echo.

:: Get start time in seconds since midnight
for /f "tokens=1-3 delims=:." %%a in ("%time%") do (
    set /a start_seconds=%%a*3600 + %%b*60 + %%c
)

:: Initialize counters
set /a count=0
set /a last_seconds=start_seconds
set /a total_elapsed=0
set /a stop=0

echo Phase 1: Uninstalling standard packages...
for /f "skip=2 tokens=1" %%a in ('pip list') do (
  :: Ctrl-C ignore if stop is 1
 if "!stop!"=="1" (
   goto endLoop
 )

  set /a count+=1
 :: Calculate current time
    for /f "tokens=1-3 delims=:." %%a in ("%time%") do (
        set /a current_seconds=%%a*3600 + %%b*60 + %%c
    )
 :: Calculate elapsed time
    set /a elapsed_seconds=current_seconds-start_seconds
    if !elapsed_seconds! lss 0 set /a elapsed_seconds+=86400

:: Format elapsed time
    set /a elapsed_min=elapsed_seconds/60
    set /a elapsed_sec=elapsed_seconds%%60

:: Display progress
    echo [%elapsed_min%m%elapsed_sec%s] Uninstalling %%a... !count!/%total%
    
    :: Uninstall package
    pip uninstall -y %%a
    
    :: Detect Ctrl-C
    if errorlevel 2 set "stop=1"
)
:endLoop

endlocal
echo.
echo All packages have been processed.
echo If you want to uninstall Python itself, please proceed with uninstalling Python via "Apps and Features" or using the Python uninstaller.
pause