The github.com/Azure/azure-sdk-for-go/storage package is used to perform operations in Azure Storage Service. To manage your storage accounts (Azure Resource Manager / ARM), use the github.com/Azure/azure-sdk-for-go/arm/storage package. For your classic storage accounts (Azure Service Management / ASM), use github.com/Azure/azure-sdk-for-go/management/storageservice package.
This package includes support for Azure Storage Emulator