docs: def consume(self, routingKey, msg):
          """
          Consumer for this (CaptureData) class. Gets the data sent from yieldMetricsValue and
          sends it to the storage backends.
          """
          build_data = msg['build_data']
          builder_info = yield self.master.data.get(("builders", build_data['builderid']))
  
          if self._builder_name_matches(builder_info) and self._data_name == msg['data_name']:
              try:
                  ret_val = self._callback(msg['post_data'])
              except Exception as e:
                  raise CaptureCallbackError("CaptureData failed for build %s of builder %s."
                                             " Exception generated: %s with message %s"
                                             % (build_data['number'], builder_info['name'],
                                                type(e).__name__, str(e)))
              post_data = ret_val
              series_name = '%s-%s' % (builder_info['name'], self._data_name)
              context = self._defaultContext(build_data, builder_info['name'])
              yield self._store(post_data, series_name, context)