Download a range of changesets from an OSM map server

getchangesets.py

import urllib2
import xml.etree.ElementTree as ET
import sys
import time

if __name__=="__main__":

	top = ET.Element('osm')
	i = 1000000001
	running = True
	outCount = 0
	outFileCount = 0

	while running:
		url = "http://api.fosm.org/api/0.6/changeset/{}".format(i)
		print i

		try:
			response = urllib2.urlopen(url)
		except urllib2.HTTPError as err:
			print err
			#running = False
			i += 1
			time.sleep(0.1)
			continue

		xml = response.read()

		root = ET.fromstring(xml)

		for el in root:
			top.append(el)
			outCount += 1
		
			if outCount >= 1000:
				ET.ElementTree(top).write(
					open("{:05d}.osm".format(outFileCount), "wt"), encoding="UTF-8")
				top = ET.Element('osm')
				outCount = 0
				outFileCount += 1

		i += 1
		time.sleep(0.1)

		if i > 1000079522:
			running = False

	ET.ElementTree(top).write(open("{:05d}.osm".format(outFileCount), "wt"), encoding="UTF-8")