def score_url(self, url):
        t = urlparse(url)
        return (t.scheme != 'https', 'pypi.python.org' in t.netloc,
                posixpath.basename(t.path))
Give an url a score which can be used to choose preferred URLs
dataset/ETHPy150Open francelabs/datafari/windows/python/Lib/site-packages/pip/_vendor/distlib/locators.py/Locator.score_url