Commit 1116df07 authored by Claude Paroz's avatar Claude Paroz
Browse files

Deprecate usage of boolean value for widget attributes 

Django 1.7 will loudly warn when widget attributes are assigned
boolean values. In Django 1.8, False will mean attribute is not
present while True will mean attribute present without value.
Refs #20684.
parent 7442eb1a

django/forms/util.py

+7 −0
Original line number Diff line number Diff line 
from __future__ import unicode_literals



import warnings



from django.conf import settings

from django.utils.html import format_html, format_html_join

from django.utils.encoding import force_text, python_2_unicode_compatible
@@ -21,6 +23,11 @@ def flatatt(attrs): 


    The result is passed through 'mark_safe'.

    """

    if [v for v in attrs.values() if v is True or v is False]:

        warnings.warn(

            'The meaning of boolean values for widget attributes will change in Django 1.8',

            DeprecationWarning

        )

    return format_html_join('', ' {0}="{1}"', sorted(attrs.items()))



@python_2_unicode_compatible