get info from jenkis

jenkins_api.py

import json,sys,os
import urllib2

url = 'http://10.6.198.114/job/BaseIM_basicim4ml/lastBuild/api/json'
try:
    u = urllib2.urlopen(url).read()
except:
    exit(0)
try:
    baseim = json.loads(u)
    baseim_revision = baseim["changeSet"]['revisions'][0]['revision']
    print baseim_revision
    revision_with_baseim = ">%s-BASEIM-%s<" % (os.environ['SVN_REVISION'],baseim_revision)
    new_rules = []
    with open("custom_rules.xml") as f:
        for line in f:
            new_rules.append(line.replace('>${env.SVN_REVISION}<',revision_with_baseim))
    print "".join(new_rules)
    with open("custom_rules.xml","w") as f:
        f.write("".join(new_rules))
except:
    exit(0)