_options.py 文件源码

def parse(self):
        """
        Loads the :class:`OptionList` from the associated file, if it exists.
        """
        try:
            if os.path.isfile(self.filename):
                parser = make_parser()
                parser.setContentHandler(OptionParser(self))
                with open(self.filename, encoding="utf-8") as the_file:
                    parser.parse(the_file)
        except (IOError, OSError, SAXParseException):
            pass

#-------------------------------------------------------------------------
#
# OptionParser
#
#-------------------------------------------------------------------------