PyQt4 [PyQt4]개발 프로그램 버전표시 메세지 박스

__version__ = "1.0.0"
__program_name__ = "Downloader"

def About():
    from platform import python_version, system
    QtGui.QMessageBox.about(MyForm(), "About the {}".format(__program_name__),
                    """<b>{}</b> v. {}
                    <p>Copyright ⓒ 2014 .</p>
                    <p>Python {} - Qt {} - PyQt {} on {}</p>""".format(
                    __program_name__, __version__, python_version(),
                    QtCore.QT_VERSION_STR, QtCore.PYQT_VERSION_STR, system()).decode('utf-8'))