docs: def generateSplines(self):
          """#TODO: docstring
          """
          _ = returnSplineList(self.dependentVar, self.independentVar,
                               subsetPercentage=self.splineSubsetPercentage,
                               cycles=self.splineCycles,
                               minKnotPoints=self.splineMinKnotPoins,
                               initialKnots=self.splineInitialKnots,
                               splineOrder=self.splineOrder,
                               terminalExpansion=self.splineTerminalExpansion
                               )
          self.splines = _