On Fri, Feb 17, 2017 at 2:13 PM, Mikhail V <mikhailwas at gmail.com> wrote: > Common use case: > > L = [1,3,5,7] > > for i over len(L): > e = L[i] > > or: > > length = len(L) > for i over length: > e = L[i] Better use case: for i, e in enumerate(L): ChrisA