# make_spline_rwire ## API Definition ```python def make_spline_rwire(*, control_points: Sequence[Sequence[ScalarLike]], degree: int = 3, knots: Optional[Sequence[ScalarLike]] = None, multiplicities: Optional[Sequence[int]] = None, weights: Optional[Sequence[ScalarLike]] = None, periodic: bool = False) -> Wire ``` *Source: operations.py* ## Import Surface - top-level: `from simplecadapi import make_spline_rwire` ## Description Create a wire containing one exact B-spline edge.