# Windows Python Performance Optimization Script
param(
[switch]$WhatIf = $false,
[switch]$Force = $false
)
Write-Host "Windows Python Performance Optimization" -ForegroundColor Cyan
Write-Host "=======================================" -ForegroundColor Cyan
Write-Host ""
# Check admin status
$currentUser = [Security.Principal.WindowsIdentity]::GetCurrent()
$principal = New-Object Security.Principal.WindowsPrincipal($currentUser)
$isAdmin = $principal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)
if (-not $isAdmin) {
Write-Host "WARNING: Not running as Administrator" -ForegroundColor Yellow
if (-not $WhatIf) {
Write-Host "Administrator privileges required to modify Windows Defender settings." -ForegroundColor Red
Write-Host "Run as Administrator or use -WhatIf to see what would be done." -ForegroundColor Yellow
exit 1
}
Write-Host "WhatIf mode: Showing what would be done..." -ForegroundColor Cyan
Write-Host ""
}
# Find Python installations
$pythonPaths = @(
"$env:LOCALAPPDATA\Programs\Python\Python313",
"$env:LOCALAPPDATA\Microsoft\WindowsApps\PythonSoftwareFoundation.Python.3.13_qbz5n2kfra8p0"
)
Write-Host "Searching for Python installations:" -ForegroundColor Cyan
$foundPaths = @()
foreach ($path in $pythonPaths) {
if (Test-Path $path) {
Write-Host " Found: $path" -ForegroundColor Green
$foundPaths += $path
} else {
Write-Host " Not found: $path" -ForegroundColor Gray
}
}
if ($foundPaths.Count -eq 0) {
Write-Host "No Python installations found!" -ForegroundColor Red
exit 1
}
Write-Host ""
Write-Host "Python installations to optimize: $($foundPaths.Count)" -ForegroundColor Green
# Check current exclusions (only if admin)
$pathsToAdd = $foundPaths
if ($isAdmin) {
try {
$currentExclusions = (Get-MpPreference).ExclusionPath
$pathsToAdd = @()
foreach ($path in $foundPaths) {
if ($currentExclusions -notcontains $path) {
$pathsToAdd += $path
} else {
Write-Host " Already excluded: $path" -ForegroundColor Yellow
}
}
} catch {
Write-Host "Could not check current exclusions: $_" -ForegroundColor Yellow
$pathsToAdd = $foundPaths
}
}
if ($pathsToAdd.Count -eq 0) {
Write-Host "All Python paths are already excluded!" -ForegroundColor Green
exit 0
}
Write-Host ""
Write-Host "Paths to add to Windows Defender exclusions:" -ForegroundColor Yellow
foreach ($path in $pathsToAdd) {
Write-Host " + $path" -ForegroundColor White
}
if ($WhatIf) {
Write-Host ""
Write-Host "WhatIf: Would add $($pathsToAdd.Count) paths to exclusions" -ForegroundColor Cyan
Write-Host "To actually apply changes, run as Administrator without -WhatIf" -ForegroundColor Yellow
exit 0
}
if (-not $Force) {
$response = Read-Host "Add these paths to Windows Defender exclusions? (y/N)"
if ($response -notmatch "^[Yy]") {
Write-Host "Operation cancelled" -ForegroundColor Yellow
exit 0
}
}
# Add exclusions
Write-Host ""
Write-Host "Adding exclusions..." -ForegroundColor Cyan
$successCount = 0
foreach ($path in $pathsToAdd) {
try {
Add-MpPreference -ExclusionPath $path
Write-Host " Success: $path" -ForegroundColor Green
$successCount++
} catch {
Write-Host " Failed: $path - $($_.Exception.Message)" -ForegroundColor Red
}
}
Write-Host ""
Write-Host "Optimization complete!" -ForegroundColor Green
Write-Host "Successfully added: $successCount exclusions" -ForegroundColor Green
Write-Host ""
Write-Host "Next steps:" -ForegroundColor Yellow
Write-Host "1. Restart folder-mcp daemon" -ForegroundColor White
Write-Host "2. Test Python import speed" -ForegroundColor White
Write-Host "3. Python should now load 2-5x faster" -ForegroundColor White
