          field = self.field
          for input_value in inputs:
              with pytest.raises(serializers.ValidationError) as exc_info:
                  field.run_validation(input_value)
              expected = ['"{0}" is not a valid boolean.'.format(input_value)]
              assert exc_info.value.detail == expected
  
  
  class TestNullBooleanField(TestBooleanField):
      """
 
</s> remove         'invalid': _('"{value}" is not a valid UUID.'),
 </s> add         'invalid': _('Must be a valid UUID.'), </s> remove         '825d7aeb-05a9-45b5-a5b7': ['"825d7aeb-05a9-45b5-a5b7" is not a valid UUID.'],
        (1, 2, 3): ['"(1, 2, 3)" is not a valid UUID.']
 </s> add         '825d7aeb-05a9-45b5-a5b7': ['Must be a valid UUID.'],
        (1, 2, 3): ['Must be a valid UUID.'] </s> remove         'invalid': _('"{input}" is not a valid boolean.')
 </s> add         'invalid': _('Must be a valid boolean.') </s> remove         'invalid': _('"{input}" is not a valid boolean.')
 </s> add         'invalid': _('Must be a valid boolean.') </s> remove         'foo': ['"foo" is not a valid boolean.'],
 </s> add         'foo': ['Must be a valid boolean.'],
            expected = ['Must be a valid boolean.'.format(input_value)]
          field = self.field
          for input_value in inputs:
              with pytest.raises(serializers.ValidationError) as exc_info:
                  field.run_validation(input_value)
            expected = ['Must be a valid boolean.'.format(input_value)]
              assert exc_info.value.detail == expected
  
  
  class TestNullBooleanField(TestBooleanField):
      """
keep keep keep keep replace keep keep keep keep keep
 Removed input value from deault_error_message (#5881) 
tests/test_fields.py