code: def __init__(self, index):
      super(ListGatherMetric, self).__init__()
      self.index = index
  
imports: import os
  import numpy
  import pytest
  import torch
  from pytest import approx
  from sklearn.metrics import f1_score, precision_score, recall_score
  import ignite.distributed
  from ignite.engine import Engine
  from ignite.metrics import Accuracy, Metric, MetricsLambda, Precision, Recall
label_desc: Use image node_id 1 to create a new ListGatherMetric object from inherited base classes: Metric with example: obj = ListGatherMetric(index)