you can get last index with this code
a = {5,6,4,1,2,3}
a[-1]
its an example for you
you can type index -1 and python gave you the last index
Please i am trying to get the value of the last index in a list
the list is 3855 long
i try using len(Atr["ADX"]) - 1 
but it's giving me 3829, which is not correct
so please guys how do get the last index
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How to get the value of the last index in a list