lone_eagle <icym...@gmail.com> writes: > So, if x and y are two lists, it is easier to make a dictionary using > d = dict(zip(x,y)), but if I have d of the form, d = {x1:y1, > x2:y2, ...}, what is there any trick to get lists x = [x1, x2, ...] > and y = [y1, y2, ...]
This may be a bit of a mind bender, but: x, y = zip(*d.items()) The trick is that if xys is a list of pairs, then zip(*xys) splits out the pairs, e.g.: >>> zip(*((1,2),(3,4),(5,6))) [(1, 3, 5), (2, 4, 6)] I found that in the python docs somewhere. The mind wobbles. -- http://mail.python.org/mailman/listinfo/python-list