code: def get_op_statistic(self, name):
          
          if not self.enabled:
              return self._disabled_stats
          if name not in self._op_stats:
              self._op_stats[name] = OperationStatistic(self, name)
          return self._op_stats[name]
docs: Get the :class:`~pywbem.OperationStatistic` object for an operation
          name or create a new object if an object for that name does not exist.
  
          Parameters:
  
            name (string):
              Name of the operation.
  
          Returns:
  
            :class:`~pywbem.OperationStatistic`: The operation statistic for the
            specified operation name. If this statistics container is disabled,
            a dummy operation statistic object is returned.