Flask flash

{% with messages = get_flashed_messages(with_categories=true) %}
    {% if messages %}
        {% for category, message in messages %}
            <div class="alert alert-{{ category }} alert-dismissible fade show" role="alert">
                <span>{{ message }}</span>
                <button type="button" class="close" data-dismiss="alert" aria-label="Close">
                <span aria-hidden="true">×</span>
                </button>
            </div>
        {% endfor %}
    {% endif %}
{% endwith %}

Source: pythonise.com

Flask flash

flash(u'Invalid password provided', 'error')

Source: flask.palletsprojects.com

Similar codes

1 vote138 views2 answers
Flask socketio send
Python Flask
0 vote153 views1 answer
Gevent with flask
Python Flask
13 votes251 views1 answer
Flask app starter
Python Flask
1 vote132 views1 answer
How to change the favicon in flask
Python Flask
0 vote139 views1 answer
Error: The file/path provided (flaskr) does not appear to exist. Please verify the path is correct. If app is not on PYTHONPATH, ensure the extension is .py
Python Flask
15 votes218 views6 answers
Flask install
Python Flask
0 vote122 views1 answer
Unable to import flask pylint
Python Flask
23 votes251 views2 answers
Flask or django
Python Flask
0 vote130 views1 answer
From flask_paginate import get_page_parameter
Python Flask
0 vote139 views1 answer
Flask migrate multiple heads
Python Flask