code: def _format_error(error):
      return "{msg} (metricId: '{channelId}', x: {x})".format(
          msg=error.error, channelId=error.channelId, x=error.x
      )
  
imports: from neptune.common.exceptions import STYLES
  from neptune.legacy import envs
  from neptune.legacy.exceptions import NeptuneException
label_desc: Use image node_id 1 for calling the ChannelsValuesSendBatchError obj's underlying member method code with example usage: obj._format_error(error) and returns: str