Solution: Apache log using split
examples/dictionary/apache_access_split.py
from collections import defaultdict import sys filename = 'apache_access.log' if len(sys.argv) > 1: filename = sys.argv[1] count = defaultdict(int) with open(filename) as fh: for line in fh: ip, rest = line.split(' ', 1) #ip = line.split(' ', 1)[0] count[ip] += 1 for ip in count: print("{:16} {:>3}".format(ip, count[ip]))