PYTHON

message tags in django

from django.contrib.messages import constants as messages

MESSAGE_TAGS = {
    messages.DEBUG: 'alert-info',
    messages.INFO: 'alert-info',
    messages.SUCCESS: 'alert-success',
    messages.WARNING: 'alert-warning',
    messages.ERROR: 'alert-danger',
}

django message

from django.contrib import messages
messages.add_message(request, messages.INFO, 'Hello world.')

django MESSAGE_TAGS

from django.contrib.messages import constants as message_constants
MESSAGE_TAGS = {message_constants.INFO: ''}