def test_most_recent_update(self):
    output = sitemap.most_recent_update()
    dt = datetime.strptime(output, '%Y-%m-%d')
    self.assertIsInstance(dt, datetime)
def test_most_recent_update(self):
    output = sitemap.most_recent_update()
    dt = datetime.strptime(output, '%Y-%m-%d')
    self.assertIsInstance(dt, datetime)