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

0 vote190 views1 answer
The module in NAME could not be imported: django.contrib.user_auth.password_validation.UserAttributeSimilarityValidator. Check your AUTH_PASSWORD_VALI
Python Django
23 votes143 views3 answers
Pandas read csv without index
Python
0 vote127 views1 answer
Pandas new column with loc
Python
8 votes169 views5 answers
Pop vs remove python
Python
0 vote171 views2 answers
Django run management command from code
Python Django
0 vote168 views1 answer
Import matplotlib submodule 'style'
Python
0 vote131 views1 answer
How to extract data from telegram using python
Python
0 vote124 views1 answer
Repeat a condition n times one by one python
Python
0 vote135 views1 answer
Highlight null/nan values in pandas table
Python
0 vote351 views2 answers
The module in NAME could not be imported: django.contrhtmlib.auth.password_validation.UserAttributeSimilarityValidator. Check your AUTH_PASSWORD_VALIDATORS setting.
Python