code: def update_throughput(self, read_units, write_units):
          
          self.layer2.update_throughput(self, read_units, write_units)
docs: Update the ProvisionedThroughput for the Amazon DynamoDB Table.
  
          :type read_units: int
          :param read_units: The new value for ReadCapacityUnits.
          
          :type write_units: int
          :param write_units: The new value for WriteCapacityUnits.