def __init__(self, location, part, result):
        """
        :param location: where the fastener is to be applied (eg: for a screw
                         application will be along the -Z axis)
        :type location: :class:`CoordSystem`
        :param part: effected solid
        :type  part: cadquery.Workplane
        :param result: result of evaluation
        :type  result: cadquery.Workplane
        """
        self.location = location
        self.part = part
        self.result = result
def __init__ ( self , location , part , result ) : self . location = location self . part = part self . result = result
:param location: where the fastener is to be applied (eg: for a screw
                         application will be along the -Z axis)
        :type location: :class:`CoordSystem`
        :param part: effected solid
        :type  part: cadquery.Workplane
        :param result: result of evaluation
        :type  result: cadquery.Workplane