def xpath_even_pseudo(self, xpath):
        # the first element is 1 in xpath and 0 in python and js
        xpath.add_post_condition('position() mod 2 = 1')
        return xpath
Skips this test unless you are on Python 2.7.x or later.
dataset/ETHPy150Open gawel/pyquery/pyquery/cssselectpatch.py/JQueryTranslator.xpath_even_pseudo--crossover with--dataset/ETHPy150Open shazow/urllib3/test/__init__.py/onlyPy27OrNewer