function Write-FatalError($message) { [Console]::ForegroundColor = 'red' [Console]::Error.WriteLine($message) [Console]::ResetColor() Exit 1 } $pythonPath = Get-Command python | Select-Object -ExpandProperty Definition # Check for 'python3' if 'python' isn't found if ([string]::IsNullOrEmpty($pythonPath)) { $pythonPath = Get-Command python3 | Select-Object -ExpandProperty Definition } # Neither found, error and exit if ([string]::IsNullOrEmpty($pythonPath)) { Write-FatalError "ERROR: no Python executable found on PATH.`nMake sure you can run 'python' or 'python3' in a Command Prompt." } python -c "import sys; sys.exit(1 if not sys.version_info[:2] >= (3, 4) else 0)" if ($LASTEXITCODE -gt 0) { Write-FatalError "ERROR: Python version mismatch, not at least 3.4.`nFound Python executable was $($pythonPath)" } python "$($PSScriptRoot)/xenia-build" $args