def test_deprettify(self):
focus_value = 15
pretty = AnnotatedWellFolder._prettify(focus_value)
back = AnnotatedWellFolder._de_prettify(pretty)
self.assertEqual(back, focus_value)
def test_prettify(self):
focus_value = 15
correct = 'F15'
output = AnnotatedWellFolder._prettify(focus_value)
self.assertEqual(output, correct)