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