package_index.py 文件源码

def _vcs_split_rev_from_url(url, pop_prefix=False):
        scheme, netloc, path, query, frag = urllib.parse.urlsplit(url)

        scheme = scheme.split('+', 1)[-1]

        # Some fragment identification fails
        path = path.split('#',1)[0]

        rev = None
        if '@' in path:
            path, rev = path.rsplit('@', 1)

        # Also, discard fragment
        url = urllib.parse.urlunsplit((scheme, netloc, path, query, ''))

        return url, rev