def _read_doc():
    """
    Parse docstring from file 'pefile.py' and avoid importing
    this module directly.
    """
    with open("pefile.py", "r", encoding="utf-8") as f:
        tree = ast.parse(f.read())
    return ast.get_docstring(tree)

    Parse docstring from file 'pefile.py' and avoid importing
    this module directly.
    
setup.py