问无法使python flask变量对html模板文件中的另一个if块可见，因为" with“语句范围以if块结尾

EN

{% block content %}
{% for i in all_subjects %}
<article>
{%for key, value in i.items() %}
    {% if key %}    
        {% if key == 'Subject' %}

            {% with subject_name = value %}

            {% with subject = subject_db.find_one({'subject_name': subject_name}) %}
            {% if subject %}

                <div>
                    <a  href="#" >{{subject['subject_name']}}</a>
                </div>

            {% endif %}
            {% endwith %}
            {% endwith %}

        {% endif %}
        {% if key == 'UnitTest3' %}
            {% with marks = value  %}
            <form  action="" method='POST'>
                <div>
                    <label>  Marks: <input type="number" name="total_marks" min="0" value=0 oninput="this.value = Math.abs(this.value)"> </label>
                    <button type="submit">Update</button>

                </div>
            </form>
            {% endwith %}

        {% endif %}

    {% endif %}
{% endfor %}
</article>
{% endfor %}  
{% endblock content %}