old_contents: import requests, iso8601, os, json, logging
  import urllib2
  import base64
  import time
  import urlparse
  
  logger = logging.getLogger("ti.mixpanel")
  
  def track(event, event_properties, flask_request=None, mixpanel_token=None):
      if not mixpanel_token:
          mixpanel_token = os.getenv("MIXPANEL_TOKEN")
  
      # set to DISABLED for unit testing
      if mixpanel_token == "DISABLED":
          return
  
      properties = {
          'token': mixpanel_token, 
          'time': int(time.time())
          }
  
      if flask_request:
          properties.update({  
              'ip': flask_request.remote_addr,
              "$referrer" : flask_request.referrer,
              "$os": flask_request.user_agent.platform,
              "$browser": flask_request.user_agent.browser
              })
          try:
              properties["$referring_domain"] = urlparse.urlsplit(flask_request.referrer).netloc
          except AttributeError:
              pass
  
      properties.update(event_properties)
  
      mixpanel_data = base64.b64encode(json.dumps({"event": event, "properties": properties}))
      url = "http://api.mixpanel.com/track/?data=%s" % mixpanel_data
      logger.debug(url)
      mixpanel_resp = urllib2.urlopen(url)
      logger.debug(mixpanel_resp)
  
      #logger.debug("Successful mixpanel report")
      return
new_contents: import requests, iso8601, os, json, logging
  import urllib2
  import base64
  import time
  import urlparse
  
  logger = logging.getLogger("ti.mixpanel")
  
  def track(event, event_properties, flask_request=None, mixpanel_token=None):
      if not mixpanel_token:
          mixpanel_token = os.getenv("MIXPANEL_TOKEN")
  
      # set to DISABLED for unit testing
      if mixpanel_token == "DISABLED":
          return
  
      properties = {
          'token': mixpanel_token, 
          'time': int(time.time())
          }
  
      if flask_request:
          properties.update({  
              'ip': flask_request.remote_addr,
              "$referrer" : flask_request.referrer,
              "$os": flask_request.user_agent.platform,
              "$browser": flask_request.user_agent.browser
              })
          try:
              properties["$referring_domain"] = urlparse.urlsplit(flask_request.referrer).netloc
          except AttributeError:
              pass
  
      properties.update(event_properties)
  
      mixpanel_data = base64.b64encode(json.dumps({"event": event, "properties": properties}))
      url = "http://api.mixpanel.com/track/?data=%s" % mixpanel_data
      #logger.debug(url)
      mixpanel_resp = urllib2.urlopen(url)
  
      #logger.debug("Successful mixpanel report")
      return
subject: remove mixpanel debug messages