J. Mwebaze, 06.05.2012 18:29: > sorry see, corrected code > > for filename in txtfiles: > temp=[] > f=open(filename) > for line in f.readlines(): > line = line.strip() > line=line.split() > temp.append((parser.parse(line[0]), float(line[1]))) > temp=sorted(temp) > with open(filename.strip('.txt')+ '.sorted', 'wb') as p: > for i, j in temp: > p.write('%s %s\n' %(str(i),j)) > >> I have attached one of the files, try to sort and let me know the results. >> Kindly sort by date. ooops - am told the file exceed 25M. >> >> below is the code >> >> import glob >> txtfiles =glob.glob('*.txt') >> import dateutil.parser as parser >> >> >> for filename in txtfiles: >> temp=[] >> f=open(filename) >> for line in f.readlines(): >> line = line.strip() >> line=line.split() >> temp.append((parser.parse(line[0]), float(line[1]))) >> temp=sorted(temp) >> with open(filename.strip('.txt')+ '.sorted', 'wb') as p: >> for i, j in temp: >> p.write('%s %s\n' %(str(i),j))
How much memory do you have on your system? Does the list fit into memory easily or is it swapping to disk while you are running the sort? Stefan -- http://mail.python.org/mailman/listinfo/python-list