old_contents: # coding=utf-8
  
  """
  Send a value of 1 as a heartbeat every time this collector is invoked.
  
  #### Dependencies
  None
  
  #### Usage
  Add the collector config as :
  
  enabled = True
  path = netuitive
  
  Metrics are collected as :
      - metrics.heartbeat
  
  Netuitive Change History
  ========================
  
  DVG     2016/11/14      Initial version.
  
  """
  
  import diamond.collector
  
  
  class HeartbeatCollector(diamond.collector.Collector):
  
      def collect(self):
          self.publish_gauge("metrics.heartbeat", 1)
new_contents: # coding=utf-8
  
  """
  Send a value of 1 as a heartbeat every time this collector is invoked.
  
  #### Dependencies
  None
  
  #### Usage
  Add the collector config as :
  
  enabled = True
  path = netuitive
  
  Metrics are collected as :
      - metrics.heartbeat
  
  Netuitive Change History
  ========================
  
  DVG     2016/11/14      Initial version.
  
  """
  
  import diamond.collector
  
  from diamond.utils.config import load_config as load_server_config
  
  try:
      import netuitive
  except ImportError:
      netuitive = None
  
  
  class HeartbeatCollector(diamond.collector.Collector):
  
      def __init__(self, *args, **kwargs):
          super(HeartbeatCollector, self).__init__(*args, **kwargs)
  
          self.hostname = self.get_hostname()
          self.interval = self.config['interval']
  
          if not netuitive:
              self.log.error('netuitive import failed. Heartbeat collector disabled')
              self.enabled = False
              return
  
          try:
              self.version = self._get_version()
              self.api = netuitive.Client(self.config['url'], self.config['api_key'], self.version)
          except Exception as e:
              self.log.debug(e)
  
      def collect(self):
          check = netuitive.Check('heartbeat', self.hostname, self.interval)
          self.api.post_check(check)
  
subject: Update the HeartbeatCollector to send in Metricly checks