#!/usr/bin/env python


import sys

def dict_logline(line):
	split_line = line.split()
	return {'remote_host': split_line[0],
	        'status': split_line[8],
	        'bytes_sent': split_line[9]
	        }

def generate_log_report(logfile):
	report_dict = {}
	for line in logfile:
		line_dict = dict_logline(line)
		print line_dict
		try:
			bytes_sent = int(line_dict['bytes_sent'])
		except ValueError:
			continue
		report_dict.setdefault(line_dict['remote_host'], []).append(bytes_sent)
	return report_dict

if __name__ == "__main__":
	if not len(sys.argv) > 1 :
		print __doc__
		sys.exit(1)
	infile_name = sys.argv[1]
	try:
		infile = open(infile_name, 'r')
	except IOerror:
		print __doc__
		sys.exit[1]

log_report = generate_log_report(infile)
print log_report
infile.close()