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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 create_object(self, type: Union[type, str], **constructor_kwargs):
 """ Instantiate a plugin. The entry points in this namespace must point to subclasses of the ``base_class`` parameter passed to this container. :param type: an entry point identifier, a ``module:varname`` reference to a class, or an actual class object :param constructor_kwargs: keyword arguments passed to the constructor of the plugin class :return: the plugin instance """

        assert check_argument_types()
        assert self.base_class, 'base class has not been defined'
        plugin_class = self.resolve(type)
        if not issubclass(plugin_class, self.base_class):
            raise TypeError('{} is not a subclass of {}'.format(
                qualified_name(plugin_class), qualified_name(self.base_class)))

        return plugin_class(**constructor_kwargs)