code: def from_config0(cls, config, vocab):
      return MyTaggingMetricReporter(
          channels=[ConsoleChannel(), TensorBoardChannel()],
          label_names=vocab,
      )
  
file_path: pytext/demo/my_tagging/metric.py
imports: import itertools
  from pytext.metric_reporters.channel import ConsoleChannel, TensorBoardChannel
  from pytext.metric_reporters.metric_reporter import MetricReporter
  from pytext.metrics import compute_classification_metrics, LabelPrediction
label_desc: Use image node_id 1 for calling the MyTaggingMetricReporter obj's underlying member method code with example usage: obj.from_config0(cls, config, vocab) and returns: MyTaggingMetricReporter