Imports github.com/aws/aws-sdk-go/aws github.com/aws/aws-sdk-go/aws/awserr github.com/aws/aws-sdk-go/aws/request github.com/aws/aws-sdk-go/aws/session github.com/aws/aws-sdk-go/service/s3 github.com/aws/aws-sdk-go/service/s3/s3iface Imports in module “github.com/grailbio/testutil” github.com/grailbio/testutil Standard library imports crypto/sha256 fmt io io/ioutil net/http strconv strings sync testing time