forms.py 文件源码

def __init__(self, request, node, ns, *args, **kwargs):
        super(NodeStorageForm, self).__init__(request, ns, *args, **kwargs)
        self.fields['owner'].choices = get_owners(request).values_list('username', 'username')
        node_zpools = node.zpools
        zpools = [(k, '%s (%s)' % (k, filesizeformat(int(v['size']) * 1048576))) for k, v in node_zpools.items()]

        # Add zpools for NodeStorage objects that have vanished from compute node (Issue #chili-27)
        for zpool in node.nodestorage_set.exclude(zpool__in=node_zpools.keys()).values_list('zpool', flat=True):
            zpools.append((zpool, '%s (???)' % zpool))

        self.fields['zpool'].choices = zpools