old_contents: from unittest import TestCase, skipIf
  from unittest.mock import Mock
  
  import django
  from django.utils.safestring import SafeData
  
  from antispam.honeypot.widgets import HoneypotInput
  
  
  class HoneypotInputTests(TestCase):
      def setUp(self):
          self.widget = HoneypotInput()
  
          # patch for support both django versions - 1.11 and 1.10
          HoneypotInput._render = Mock(
              return_value='<input />'
          )
  
      def test_markup(self):
          html = self.widget.render('honeypot_field', '')
          html = str(html)
  
          self.assertIn('display: none;', html)
  
      def test_render_safe_html(self):
          html = self.widget.render('honeypot_field', '')
          self.assertIsInstance(html, SafeData)
  
      def test_is_hidden(self):
          self.assertTrue(self.widget.is_hidden)
  
new_contents: from unittest import TestCase, skipIf
  from unittest.mock import Mock
  
  import django
  from django.utils.safestring import SafeData
  
  from antispam.honeypot.widgets import HoneypotInput
  
  
  class HoneypotInputTests(TestCase):
      def setUp(self):
          self.widget = HoneypotInput()
  
          # patch for support both django versions - 1.11 and 1.10
          self.widget._render = Mock(
              return_value='<input />'
          )
  
      def test_markup(self):
          html = self.widget.render('honeypot_field', '')
          html = str(html)
  
          self.assertIn('display: none;', html)
  
      def test_render_safe_html(self):
          html = self.widget.render('honeypot_field', '')
          self.assertIsInstance(html, SafeData)
  
      def test_is_hidden(self):
          self.assertTrue(self.widget.is_hidden)
  
subject: fix method overriding: override it only for instance, not for a class