Jim wrote: > Thanks for the suggestions. I guess I must ensure that this is my > bottle neck.
... > for line in f: > factor = [] > tokens = line.split() > for i in tokens: > factor.append(float(i)) > factors.append(loadFactor) > ... You might try: factors = [ [float(item) for item in line.split()] for line in f ] avoiding the extra statements for appending to the lists. Also might try: factors = [ map(float, line.split()) for line in f ] though it uses the out-of-favour functional form for the mapping. Good luck, Mike ________________________________________________ Mike C. Fletcher Designer, VR Plumber, Coder http://www.vrplumber.com http://blog.vrplumber.com -- http://mail.python.org/mailman/listinfo/python-list