{% extends 'base.html' %}

{% block header %}
  <h1>{% block title %}数据录入{% endblock %}</h1>
{% endblock %}

{% block content %}
  <form method="post" action="" enctype="multipart/form-data">
    <label>Choose file</label>

    <input type="file" name="file" id="file" required>

    <input type="submit" value="上传红线">
  </form>
{% endblock %}