javaprssrvr-callsigns.py

#!/usr/bin/env python

import pprint

from HTMLParser import HTMLParser
from urllib2 import urlopen

class Spider(HTMLParser):
    line = []
    output = []
    
    def __init__(self, url):
        HTMLParser.__init__(self)
        req = urlopen(url)
        self.feed(req.read())

    def handle_starttag(self, tag, attrs):
        if tag == 'tr':
            self.line = []
    
    def handle_endtag(self, tag):
        if tag == 'tr':
            self.output.append(self.line)
        
    def handle_data(self, data):
        if data == 'Callsign':
            self.output = []
        self.line.append(data.strip())
        
spider = Spider('http://rotate.aprs2.net:14501/')

callsigns = []
for line in spider.output:
    try:
        if line[2] != 'Callsign':
            callsigns.append(line[2])
    except IndexError:
        continue

pp = pprint.PrettyPrinter(indent=4)
pp.pprint(callsigns)