code: def record_end(self, type, key):
      if type not in self.metrics or key not in self.metrics[type]:
          raise RuntimeError(
              f"metric_type={type} with key={key} not found"
          )
      if self.metrics[type][key].get_end() is not None:
          raise RuntimeError(
              f"end for metric_type={type} with key={key} already exists"
          )
      self.metrics[type][key].record_end()
  
file_path: pytorch/benchmarks/distributed/rpc/parameter_server/metrics/MetricsLogger.py
imports: from .CPUMetric import CPUMetric
  from .CUDAMetric import CUDAMetric
label_desc: Use image node_id 3 for calling the MetricsLogger obj's underlying member method code with example usage: obj.record_end(type, key) without return types