def get_author(package):
    """
    Return package version as listed in `__version__` in `init.py`.
    """
    init_py = readfile(os.path.join(package, '__init__.py'))
    author = re.search("__author__ = u?['\"]([^'\"]+)['\"]", init_py).group(1)
    return UltraMagicString(author)