Get location based on IP address.

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#!/usr/bin/env python
import getopt
import urllib
import socket
 
def usage(name):
    print 'Usage: %s -i IP' % name
    print 'Usage: %s -h hostname' % name
 
def main(argv=sys.argv):
    if len(argv) < 3:
        usage(argv[0])
        sys.exit(0)
 
    try:
        opts, args = getopt.getopt(argv[1:], 'i:h:', ['ip=', 'hostname='])
        for o, a in opts:
            if o == '-i':
                ipaddr = a
                hostname = socket.gethostbyaddr(a)[0]
            elif o == '-h':
                hostname = a
                ipaddr = socket.gethostbyname(a)
 
        print 'Hostname:', hostname
        print 'IP address:', ipaddr
 
        url = ''.join(['http://api.hostip.info/get_html.php?ip=', ipaddr, '&position=true'])
 
        f = urllib.urlopen(url)
        result = f.readlines()
 
        for line in result:
            if line != '\n':
                print line.strip()
            if line.lower().startswith('longitude'):
                longitude = line.split(':')[1].strip()
            if line.lower().startswith('latitude'):
                latitude = line.split(':')[1].strip()
 
        print 'Google map: http://maps.google.com/maps?q=%s,+%s' % (latitude, longitude)
 
    except getopt.GetoptError, err:
        usage(argv[0])
    except socket.herror, err:
        print str(err)
 
if __name__ == '__main__':
    main()