def delete_disk(self, disk_name, delete_vhd=False):
_validate_not_none('<STR_LIT>', disk_name)<EOL>path = self._get_disk_path(disk_name)<EOL>if delete_vhd:<EOL><INDENT>path += '<STR_LIT>'<EOL><DEDENT>return self._perform_delete(path)<EOL>
Deletes the specified data or operating system disk from your image
repository.

disk_name:
    The name of the disk to delete.
delete_vhd:
    Deletes the underlying vhd blob in Azure storage.