Calculate the points on an euler spiral using the length and bounding curvatures.
from eulerspiral import eulerspiral
spiral = eulerspiral.EulerSpiral.createFromLengthAndCurvature(length, curvStart, curvEnd)
(x, y, t) = spiral.calc(s, x0, y0, curvStart, hdg)
Kimia, B. B., Frankel, I., & Popescu, A. M. (2003). Euler spiral for shape completion. International journal of computer vision, 54(1), 159-182.