使用select2分批异步加载大量数据

<link href="select2/select2.css" rel="stylesheet">
<link href="select2/select2-bootstrap.css" rel="stylesheet">
...
<select data-placeholder="请选择游戏..." class="select2" >
</select>
...
<script src="select2/select2.full.js"></script>

$(".select2").select2({
        theme: "bootstrap",
        allowClear: true,
        placeholder: "请选择一个游戏",
        ajax:{
            url:"/analysis/search",
            dataType:"json",
            delay:250,
            data:function(params){
                return {
                    name: params.term,
                    page: params.page || 1
                };
            },
            cache:true,
            processResults: function (res, params) {
                var games = res["data"]["games"];
                var options = [];
                for(var i= 0, len=games.length;i<len;i++){
                    var option = {"id":games[i]["gid"], "text":games[i]["gname"]};
                    options.push(option);
                }
                return {
                    results: options,
                    pagination: {
                        more:res["data"]["more"]
                    }
                };
            },
            escapeMarkup: function (markup) { return markup; },
            minimumInputLength: 1
        }
    });

@ANALYSIS.route("/search", methods=["GET"])
def search_games():
    """
    获取游戏
    :return:
    """
    params = request.args
    name = params.get("name", None)
    page = params.get("page", 0)
    page = int(page) - 1
    skip = page * 50
    data = dict()
    if name:
        games, count = get_games_by_name(name, skip)
        data["games"] = games
        data["count"] = count
    else:
        games, count = get_first_50_games(skip)
        data["games"] = games
        data["count"] = count
    print data["count"]
    more = page * 50 < data["count"]
    data["more"] = more
    return successify(data=data)