Create a new submodule documentation object for this `obj`,
        which must by a Python module object and pass along any
        settings in this module.

def __new_submodule(self, name, obj):
        """
        Create a new submodule documentation object for this `obj`,
        which must by a Python module object and pass along any
        settings in this module.
        """
        # Forcefully set the module name so that it is always the absolute
        # import path. We can't rely on `obj.__name__`, since it doesn't
        # necessarily correspond to the public exported name of the module.
        obj.__dict__['__budoc_module_name'] = '%s.%s' % (self.refname, name)
        return Module(obj,
                      docfilter=self._docfilter,
                      allsubmodules=self._allsubmodules)