some sort of permutations...

2005-04-11 Thread Bernard A.
hello, i'm looking for a way to have all possible length fixed n-uples from a list, i think generators can help, but was not able to do it myself, maybe some one could point me out to an idea to do it ? for example, from : l = [0, 1, 2, 3, 4] and searching for n-uples of 3, i should produce : (

inner sublist positions ?

2005-04-20 Thread Bernard A.
hello, while trying to play with generator, i was looking for an idea to get the position of a inner list inside another one, here is my first idea : - first find position of first inner element, - and then see if the slice starting from here is equal to the inner -> >>> def subPositions(alist,