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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def to_kwargs(triangles):
 """ Convert a list of triangles to the kwargs for the Trimesh constructor. Parameters --------- triangles : (n, 3, 3) float Triangles in space Returns --------- kwargs : dict Keyword arguments for the trimesh.Trimesh constructor Includes keys 'vertices' and 'faces' Examples --------- """

    triangles = np.asanyarray(triangles, dtype=np.float64)
    if not util.is_shape(triangles, (-1, 3, 3)):
        raise ValueError('Triangles must be (n,3,3)!')

    vertices = triangles.reshape((-1, 3))
    faces = np.arange(len(vertices)).reshape((-1, 3))
    kwargs = {'vertices': vertices,
              'faces': faces}

    return kwargs