def remove(self, elem):
        """Remove a requirement.

        :param elem: a string or :class:`Requirement` instance.
        """
        if isinstance(elem, text_type):
            for requirement in self:
                if requirement.package == elem:
                    return super(Requirements, self).remove(requirement)
        return super(Requirements, self).remove(elem)
def main():
    parser = argparse.ArgumentParser()
    parser.add_argument("day", help="The day of the results, with format yyyymmdd")
    args = parser.parse_args()
    install_autopkgtest_results_formatter()
    with tempfile.TemporaryDirectory(dir=os.environ.get("HOME")) as temp_dir:
        clone_results_repo(temp_dir)
        format_results(temp_dir, ACTIVE_DISTROS, args.day)
        commit_and_push(temp_dir, args.day)