摘要：
蓝图：from flask import Blueprint 定义蓝图 from flask import Blueprint news_bp = Blueprint('news', __name__) @news_bp.route("/news") def news(): return "新闻首页 阅读全文
摘要：
Jinja2 模板过滤器： "books":["python", "jiava"], <p>{{ books|first}}</p> <p>{{ books|last}}</p> <p>{{ books|length}}</p> <p>{{ books|first|length}}</p> <p>{ 阅读全文