def _import_types():
    global Resolution
    from pdftools_sdk.geometry.units.resolution import Resolution
    global Size
    from pdftools_sdk.geometry.units.size import Size
    global Margin
    from pdftools_sdk.geometry.units.margin import Margin
    global Point
    from pdftools_sdk.geometry.units.point import Point
    global Rectangle
    from pdftools_sdk.geometry.units.rectangle import Rectangle

