python log parser, to pull out device type and versions

mob_log_parser

#!/usr/bin/env python

import sys,re
from collections import defaultdict, namedtuple

# cat wip/mobile_log |./apl | sed -e's/_/\./'


mobile_pat = re.compile(
r'^(?P<app>\S*?)\s"'
r'(?P<host>[\d\.]+?)"\s'
r'(?P<user>\S*?)\s'
r'"(?P<datetime>.*?)"\s'
r'"(?P<method>[A-Z]*?)\s'
r'(?P<uri>.*?)"\s'
r'(?P<resp>\d{3})\s'
r'(?P<elapsed>\d+)\s'
r'"(?P<unknown>\d*?)"\s'
r'"(?P<unknown2>.*?)"\s'
r'"(?P<ua>.*?)"\s'
r'"(?P<referer>.*?)"\s'
r'"(?P<cookie>.*)"')


ios_pat = re.compile(
r'(iP(?:ad|hone)).*?\s'
r'(?P<version>\d_\d)'
)

android_pat = re.compile(
r'\(.*?(?P<device>Android) '
r'(?P<version>\d\.\d)'
)

def process(input):
  
	for line in input:		
		if re.search(mobile_pat, line):
			d = re.search(mobile_pat, line)
			dg = d.groupdict()
			ios = re.search(ios_pat, dg['ua'])
			dev_info = "device?"
			if ios:
				dev_info = ios.group(1) + " " + ios.group(2)

			android = re.search(android_pat, dg['ua'])
			if android:
				dev_info = android.group(1) + " " + android.group(2)
			
			if dg['ua'] != "NULL-USER-AGENT":
				print dev_info

if __name__ == '__main__':
	process(sys.stdin)