def trim(self, start, end):
        self.ltrim(start, end)
Computes 2-dimensional length (meters) of track (only latitude and
dataset/ETHPy150Open iamteem/redisco/redisco/containers.py/List.trim--crossover with--dataset/ETHPy150Open tkrajina/gpxpy/gpxpy/gpx.py/GPXTrack.length_2d