# File lib/ec2/right_ec2.rb, line 1143
    def describe_snapshots(list=[])
      link = generate_request("DescribeSnapshots", 
                              hash_params('SnapshotId',list.to_a))
      request_cache_or_info :describe_snapshots, link,  QEc2DescribeSnapshotsParser, @@bench, list.blank?
    rescue Exception
      on_exception
    end