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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _remove_deprecated_options(self, old_version):

 """
 Remove options which are present in the .ini file but not in defaults
 """

        old_defaults = self._load_old_defaults(old_version)
        for section in old_defaults.sections():
            for option, _ in old_defaults.items(section, raw=self.raw):
                if self.get_default(section, option) is NoDefault:
                    try:
                        self.remove_option(section, option)
                        if len(self.items(section, raw=self.raw)) == 0:
                            self.remove_section(section)
                    except cp.NoSectionError:
                        self.remove_section(section)