fl <rxjwg98 at gmail.com> writes: > In Python, ':' is used to indicate range (while in Matlab I know it can be used > to control steps). How to index an array with 0, 5, 10, 15...995? Just use slicing: >>> L = range(1000) # your array goes here >>> L[::5] [0, 5, 10, 15, ..., 995] # Python 2 range(0, 1000, 5) # Python 3 -- Akira