def get_distance_metres(aLocation1, aLocation2):
    dlat = aLocation2.lat - aLocation1.lat
    dlong = aLocation2.lon - aLocation1.lon
    return math.sqrt((dlat*dlat) + (dlong*dlong)) * 1.113195e5
Create a new vertex clone all attributes. Then set the new tangent and binormal.
dataset/ETHPy150Open dronekit/dronekit-python/examples/mission_basic/mission_basic.py/get_distance_metres--crossover with--dataset/ETHPy150Open turbulenz/turbulenz_tools/turbulenz_tools/tools/mesh.py/Mesh._clone_vertex_with_new_tangents