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

4 votes265 views2 answers
Python check if exe is running
Python
0 vote281 views2 answers
Lambda function dataframe
Python
0 vote300 views1 answer
'djdt' is not a registered namespace
Python
1 vote268 views1 answer
How to split a string by space in python
Python
0 vote263 views1 answer
How to join models from another app
Python
0 vote273 views2 answers
Python difference between multiprocessing Pool and Threadpool
Python
0 vote262 views1 answer
Euclidean algorithm recursive python
Python
2 votes335 views2 answers
Cv2 crop image
Python
0 vote265 views1 answer
Python sum lists element wise
Python
0 vote277 views1 answer
Print type on each cell in column pandas
Python