code: def meter(self, name: str, time_span_in_seconds: int = 60) -> "Meter":
      from apache_beam.metrics.metric import Metrics
  
      # There is no meter type in Beam, use counter to implement meter
      return MeterImpl(
          Metrics.counter(
              self._get_namespace(time_span_in_seconds), 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 5 for calling the GenericMetricGroup obj's underlying member method code with example usage: obj.meter(name, time_span_in_seconds) and returns: MeterImpl