def add_elevation(self, delta):
        for track in self.tracks:
            track.add_elevation(delta)
Data index limits, not including 'ghost/rind' planes.
dataset/ETHPy150Open tkrajina/gpxpy/gpxpy/gpx.py/GPX.add_elevation--crossover with--dataset/ETHPy150Open OpenMDAO/OpenMDAO-Framework/openmdao.lib/src/openmdao/lib/datatypes/domain/flow.py/FlowSolution.shape