[2.8284271247461903, 5.656854249492381, 8.48528137423857, 
    11.313708498984761, 14.142135623730951, 2.8284271247461903, 
    5.656854249492381, 8.48528137423857, 11.313708498984761, 
    2.8284271247461903, 5.656854249492381, 8.48528137423857, 
    2.8284271247461903, 5.656854249492381, 2.8284271247461903]
How to iterate through a list of coordinates and calculate distance between them in Python