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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_url_rev_and_auth(self, url):
 # type: (str) -> Tuple[str, Optional[str], AuthInfo] """ Parse the repository URL to use, and return the URL, revision, and auth info to use. Returns: (url, rev, (username, password)). """

        scheme, netloc, path, query, frag = urllib_parse.urlsplit(url)
        if '+' not in scheme:
            raise ValueError(
                "Sorry, {!r} is a malformed VCS url. "
                "The format is <vcs>+<protocol>://<url>, "
                "e.g. svn+http://myrepo/svn/MyApp#egg=MyApp".format(url)
            )
        # Remove the vcs prefix.
        scheme = scheme.split('+', 1)[1]
        netloc, user_pass = self.get_netloc_and_auth(netloc, scheme)
        rev = None
        if '@' in path:
            path, rev = path.rsplit('@', 1)
        url = urllib_parse.urlunsplit((scheme, netloc, path, query, ''))
        return url, rev, user_pass