code: def get_default_config(self):
          
          config = super(ElasticSearchCollector, self).get_default_config()
          config.update({
              'host':           '127.0.0.1',
              'port':           9200,
              'user':           '',
              'password':       '',
              'instances':      [],
              'scheme':         'http',
              'path':           'elasticsearch',
              'stats':          ['jvm', 'thread_pool', 'indices'],
              'logstash_mode': False,
              'cluster':       False,
          })
          return config
docs: Returns the default collector settings