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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.
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@ -1,5 +1,7 @@
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from __future__ import unicode_literals
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import warnings
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from django.conf import settings
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from django.utils.html import format_html, format_html_join
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from django.utils.encoding import force_text, python_2_unicode_compatible
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@ -21,6 +23,11 @@ def flatatt(attrs):
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The result is passed through 'mark_safe'.
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"""
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if [v for v in attrs.values() if v is True or v is False]:
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warnings.warn(
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'The meaning of boolean values for widget attributes will change in Django 1.8',
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DeprecationWarning
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)
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return format_html_join('', ' {0}="{1}"', sorted(attrs.items()))
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@python_2_unicode_compatible
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