chatBot/templates/update.html

{% extends 'layout.html' %}
{% block content %}

<main class="update">
    <form method="POST" action="" enctype="multipart/form-data">
        {{form.hidden_tag()}}
        <fieldset class="form-group">
            <legend class="border-bottom mb-4"> Upload new dataset </legend>
            <div class="form-group">
                {{ form.file.label(class="form-control-label", for="formFile") }}
                {{ form.file(class="form-control", id="formFile", type="file") }}
                {% if form.file.errors %}
                    {% for error in form.file.errors %}
                        <span> {{ error }} </span>
                    {% endfor %}
                {% endif %}
            </div>

            <div class="form-group">
                {{form.submit(class="btn btn-info")}}
            </div>
        </fieldset> 
    </form>
</main>

{% endblock %}