Flask（七）flash模板循环，判断

@app.route(‘/‘)
def hello_world():
    plan = [
        {
            ‘date‘:‘20171212‘,
            ‘train‘:‘T198‘,
            ‘track‘:‘8‘
        } ,
        {
            ‘date‘:‘20171212‘,
            ‘train‘:‘T199‘,
            ‘track‘:‘9‘
        } ,
        {
            ‘date‘:‘20171212‘,
            ‘train‘:‘T197‘,
            ‘track‘:‘7‘
        } ,
        {
            ‘date‘:‘20171212‘,
            ‘train‘:‘T196‘,
            ‘track‘:‘6‘
        }
    ]

    return render_template(‘plan.html‘, plans = plan)

{% extends ‘base.html‘ %}
{% block main2 %}
    <hr>
    {% for plan in plans %}
        {{ plan.date }}
        {{ plan.train }}
        {{ plan.track }}
        <br>
    {% endfor %}
{% endblock %}

{% extends ‘base.html‘ %}
{% block main2 %}
    <hr>
    {% for plan in plans %}
        {{ plan.date }}
        {{ plan.train }}
        {% if plan.track == ‘8‘ %}
            8888
        {% elif plan.track ==‘9‘ %}
            9999
        {% else %}
            {{ plan.track }}
        {% endif %}
        <br>
    {% endfor %}
{% endblock %}