docs: def delete(self, collector_id=None):
          """Delete a collector from inventory.
  
          Args:
              collector_id (int): id of collector (optional)
          """
          cid = self.collector_id
  
          if collector_id:
              cid = collector_id
  
          # param to delete id
          url = '{0}/{1}'.format(self.url, cid)
          request = requests.delete(url, auth=self.auth)
          try:
              # unable to delete collector
              response = request.json()
          except ValueError:
              # returns when collector is deleted
              # apparently, the request does not return
              # a json response
              response = {
                  u'message': u'The request completed successfully.',
                  u'status': 200,
              }
          return response