def test_convertli_2(self):
	text = "<li>Barack Obama</li><li>Adam Lanza</li>"
	res = convert_li(text)
	self.assertEqual(res, 'Barack Obama Adam Lanza')
    def test_convertli_3(self):
	text = "<li>This is a sentence. Remove all li tags.</li>"
	res = convert_li(text)
	self.assertEqual(res, 'This is a sentence. Remove all li tags.')
    def test_convertli_1(self):
	text = "<li>World Health Organization</li>"
	res = convert_li(text)
	self.assertEqual(res, 'World Health Organization')