$CWD = $PWD $OS_SPEC = "windows" Remove-Item $CWD\build -Recurse -Force Remove-Item $CWD\dist -Recurse -Force Remove-Item $CWD\nni -Recurse -Force Remove-Item $CWD\nni.egg-info -Recurse -Force Remove-Item $CWD\node-$OS_SPEC-x64 -Recurse -Force
