'Default behavior is to look for an integer appearing at head of line'

def test_generic_value(self):

    with open(self.f.name, 'w') as f:
        f.write('5.777    good    to    see    you')
    actual_count = pavelib.quality._get_count_from_last_line(self.f.name, 'foo')
    self.assertEqual(actual_count, 5)
