Don't pass none. It's an optional parameter. It's accepted practice to not pass optional parameters.
Sent from my iPhone On Aug 11, 2010, at 6:46 PM, Bill Allen <walle...@gmail.com> wrote: > On Tue, Aug 10, 2010 at 11:11 AM, Hugo Arts <hugo.yo...@gmail.com> wrote: >> On Tue, Aug 10, 2010 at 9:59 AM, bob gailer <bgai...@gmail.com> wrote: >>> On 8/10/2010 10:42 AM, Bill Allen wrote: >>>> >>>> Bob, >>>> >>>> I was really off on that algorithm and had way over complicated it. >>>> I have it working correctly now, but for the sake of those who saw my >>>> earlier really botched code, here is the resultant code that works. >>>> The entire inner loop and intermediate variables are removed, but >>>> shown commented out. I had somehow thought I needed to read each >>>> member of each subarray in individually. That was not the case and >>>> that inner loop was overwriting the array. >>>> >>>> # reads one line at a time from file and puts data into array >>>> for line in textf: >>>> #tempwords = line.split(None) >>>> #for n in range(0, len(room)-1): >>>> # roomx[n] = tempwords[n] >>>> #room[m] = roomx >>>> room[m] = line.split(None) >>>> m += 1 >>>> >>>> >>> >>> Great. Good work. Teach a man to fish? >>> >>> Now for the refinements. First you can use enumerate to obtain the room >>> index: >>> >>> for m, line in enumerate(textf): >>> room[m] = line.split(None) >>> >>> >>> Second you can start with an empty list and append: >>> >>> rooms = [] >>> for line in textf: >>> rooms.append(line.split(None)) >>> >>> Third you can use list comprehension: >>> >>> rooms = [line.split(None) for line in textf] >>> >> >> Nice going, this is the best way of getting your answer from the >> tutors list IMO, high fives all around. I wish more threads went like >> this. >> >> You don't actually have to specify the None in line.split AFAIK, but >> it might be better to be explicit. thoughts on this, anyone? >> >> Hugo >> > > Hugo, > > I had wondered about the use of None in that context. I had seen it > used that way in some examples and just followed suit. Just do > line.split() ? > > Bill > _______________________________________________ > Tutor maillist - Tutor@python.org > To unsubscribe or change subscription options: > http://mail.python.org/mailman/listinfo/tutor _______________________________________________ Tutor maillist - Tutor@python.org To unsubscribe or change subscription options: http://mail.python.org/mailman/listinfo/tutor