old_contents: from scutils.log_factory import LogFactory
  import random
  import logging
  from random import randrange
  from time import sleep
  
  logger = logging.getLogger('dog_whistle')
  logger.setLevel(logging.DEBUG)
  ch = logging.StreamHandler()
  ch.setLevel(logging.DEBUG)
  formatter = logging.Formatter('%(asctime)s [%(name)s] %(levelname)s: %(message)s')
  ch.setFormatter(formatter)
  logger.addHandler(ch)
  
  
  from dog_whistle import dw_config, dw_callback
  
  
  settings = {
      'name': 'Scrapy Cluster',
      'tags': [
          # high level tags that everything in your app will have
          'list:strings'
      ],
      'metrics': {
          'gauges': [
              ("Too high!", "too_high", "wrapper.value"),
          ]
      },
      'options': {
          # use statsd for local testing, see docs
          'statsd_host': 'localhost',
          'statsd_port': 8125,
          'local': True,
  
      }
  }
  
  dw_config(settings)
  
  logger = LogFactory.get_instance(level='INFO')
  logger.register_callback('*', dw_callback)
  
  for i in xrange(0, 10):
      logger.info("this is a test")
  
  val = 50
  for i in xrange(0, 10):
      val += randrange(-1, 2, 1)
      logger.info("I have a guage and this message is really long and stuff", {'value': i})
      #logger.warn("bad line " + str(val))
  
      if val > 50:
          logger.error("Too high!", {'wrapper': {'value': val}})
  
new_contents: from scutils.log_factory import LogFactory
  import random
  import logging
  from random import randrange
  from time import sleep
  
  logger = logging.getLogger('dog_whistle')
  logger.setLevel(logging.DEBUG)
  ch = logging.StreamHandler()
  ch.setLevel(logging.DEBUG)
  formatter = logging.Formatter('%(asctime)s [%(name)s] %(levelname)s: %(message)s')
  ch.setFormatter(formatter)
  logger.addHandler(ch)
  
  
  from dog_whistle import dw_config, dw_callback
  
  
  settings = {
      'name': 'Scrapy Cluster',
      'tags': [
          # high level tags that everything in your app will have
          'list:strings'
      ],
      'metrics': {
          'gauges': [
              ("Too high!", [
                  ("too_high", "wrapper.value"),
                  ("too_high_gauge2", "key2"),
              ])
          ]
      },
      'options': {
          # use statsd for local testing, see docs
          'statsd_host': 'localhost',
          'statsd_port': 8125,
          'local': True,
  
      }
  }
  
  dw_config(settings)
  
  logger = LogFactory.get_instance(level='INFO')
  logger.register_callback('*', dw_callback)
  
  for i in xrange(0, 10):
      logger.info("this is a test")
  
  val = 50
  for i in xrange(0, 10):
      val += randrange(-1, 2, 1)
      logger.info("I have a guage and this message is really long and stuff", {'value': i})
      #logger.warn("bad line " + str(val))
  
      if val > 50:
          logger.error("Too high!", {'wrapper': {'value': val}, 'key2': 11})
  
subject: update example.py to include multi-gauge