静态文件link

<link rel="stylesheet" href="/static/bootstrap-3.3.7-dist/css/bootstrap.css">
    {% load static %}
    <link rel="stylesheet" href="{% get_static_prefix %}bootstrap-3.3.7-dist/css/bootstrap.css">
    {% load static %}
    <link rel="stylesheet" href="{% static 'bootstrap-3.3.7-dist/css/bootstrap.css' %}">

配置静态文件link的三种方法