Helper function that returns a dictionary containing a list of SSD and Non-SSD disks.

def _get_host_disks(host_reference):
    '''
    Helper function that returns a dictionary containing a list of SSD and Non-SSD disks.
    '''
    storage_system = host_reference.configManager.storageSystem
    disks = storage_system.storageDeviceInfo.scsiLun
    ssds = []
    non_ssds = []

    for disk in disks:
        try:
            has_ssd_attr = disk.ssd
        except AttributeError:
            has_ssd_attr = False
        if has_ssd_attr:
            ssds.append(disk)
        else:
            non_ssds.append(disk)

    return {'SSDs': ssds, 'Non-SSDs': non_ssds}