old_contents: from __future__ import unicode_literals
  
  from bootstrap3.renderers import FormRenderer
  from bootstrap3.forms import render_field
  
  
  class BetterFormRenderer(FormRenderer):
  
      def render_fieldset(self, fieldset):
          output = []
  
          if fieldset.classes:
              output.append('<fieldset class="{}">'.format(fieldset.classes))
          else:
              output.append('<fieldset>')
  
          output.append('<legend>{}</legend>'.format(fieldset.legend))
  
          if fieldset.description:
              output.append('<p>{}</p>'.format(fieldset.description))
  
          for field in fieldset:
              output.append(render_field(
                  field,
                  layout=self.layout,
                  form_group_class=self.form_group_class,
                  field_class=self.field_class,
                  label_class=self.label_class,
                  show_label=self.show_label,
                  show_help=self.show_help,
                  exclude=self.exclude,
                  set_required=self.set_required,
                  set_disabled=self.set_disabled,
                  size=self.size,
                  horizontal_label_class=self.horizontal_label_class,
                  horizontal_field_class=self.horizontal_field_class,
              ))
  
          output.append('</fieldset>')
  
          return '\n'.join(output)
  
      def render_fields(self):
          has_fieldsets = getattr(self.form, 'fieldsets', None)
          if not has_fieldsets:
              return super(BetterFormRenderer, self).render_fields()
  
          rendered_fieldsets = []
          for fieldset in self.form.fieldsets:
              rendered_fieldsets.append(self.render_fieldset(fieldset))
          return '\n'.join(rendered_fieldsets)
  
new_contents: from __future__ import unicode_literals
  
  from bootstrap3.renderers import FormRenderer
  from bootstrap3.forms import render_field
  
  
  class BetterFormRenderer(FormRenderer):
  
      def render_fieldset(self, fieldset):
          output = []
  
          if fieldset.classes:
              output.append('<fieldset class="{}">'.format(fieldset.classes))
          else:
              output.append('<fieldset>')
  
          output.append('<legend>{}</legend>'.format(fieldset.legend))
  
          if fieldset.description:
              output.append('<p>{}</p>'.format(fieldset.description))
  
          for field in fieldset:
              output.append(render_field(
                  field,
                  layout=self.layout,
                  form_group_class=self.form_group_class,
                  field_class=self.field_class,
                  label_class=self.label_class,
                  show_label=self.show_label,
                  show_help=self.show_help,
                  exclude=self.exclude,
                  size=self.size,
                  horizontal_label_class=self.horizontal_label_class,
                  horizontal_field_class=self.horizontal_field_class,
              ))
  
          output.append('</fieldset>')
  
          return '\n'.join(output)
  
      def render_fields(self):
          has_fieldsets = getattr(self.form, 'fieldsets', None)
          if not has_fieldsets:
              return super(BetterFormRenderer, self).render_fields()
  
          rendered_fieldsets = []
          for fieldset in self.form.fieldsets:
              rendered_fieldsets.append(self.render_fieldset(fieldset))
          return '\n'.join(rendered_fieldsets)
  
subject: Remove deprecated settings set_required, set_disabled for pre 1.11 Django