def test_false_2(self):
self.assertFalse(is_pangram('abcdefghijklmopqrstuvwxyz'))
def test_true(self):
self.assertTrue(
is_pangram('The quick, brown fox jumps over the lazy dog!'))
def test_false(self):
self.assertFalse(is_pangram('This isn\'t a pangram!'))
def test_true_5(self):
self.assertTrue(is_pangram('ABCD45EFGH,IJK,LMNOPQR56STUVW3XYZ'))
def test_true_4(self):
self.assertTrue(is_pangram('How quickly daft jumping zebras vex.'))
def test_true_3(self):
self.assertTrue(is_pangram('Pack my box with five dozen liquor jugs.'))
def test_true_2(self):
self.assertTrue(is_pangram('Cwm fjord bank glyphs vext quiz'))
