code: def distribution(self, name: str) -> "Distribution":
      from apache_beam.metrics.metric import Metrics
  
      return DistributionImpl(
          Metrics.distribution(self._get_namespace(), name)
      )
  
imports: import json
  from enum import Enum
  from typing import Callable, List, Tuple
  from pyflink.fn_execution.metrics.process.counter_impl import CounterImpl
  from pyflink.fn_execution.metrics.process.distribution_impl import DistributionImpl
  from pyflink.fn_execution.metrics.process.meter_impl import MeterImpl
  from pyflink.metrics import MetricGroup, Counter, Distribution, Meter
label_desc: Use image node_id 6 for calling the GenericMetricGroup obj's underlying member method code with example usage: obj.distribution(name) and returns: DistributionImpl