Install Python Environment - Windows

Install-PythonEnvironment.ps1

#Requires -RunAsAdministrator

[CmdletBinding()]
param (
    [Parameter(Mandatory = $false)]
    [string]
    $PythonVersion = '3.11.9'
)

function Update-Environment {
    $env:Path = [System.Environment]::GetEnvironmentVariable("Path", "Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path", "User")
}

Set-ExecutionPolicy -ExecutionPolicy RemoteSigned -Scope LocalMachine

# install pyenv-win
Invoke-WebRequest -UseBasicParsing -Uri "https://raw.githubusercontent.com/pyenv-win/pyenv-win/master/pyenv-win/install-pyenv-win.ps1" -OutFile "./install-pyenv-win.ps1"; &"./install-pyenv-win.ps1"

Update-Environment

pyenv install $PythonVersion
pyenv global $PythonVersion

Update-Environment

python -m pip install --upgrade pip
python -m pip install --user pipx

$scriptsDir = & python -c "import os,sysconfig;print(sysconfig.get_path('scripts',f'{os.name}_user'))"
& (Join-Path $scriptsDir pipx.exe) ensurepath

Update-Environment

pipx install poetry